All 456 actors in both NCIS and S.W.A.T.
456 actors have appeared in both NCIS and S.W.A.T., across 671 episodes. The most-credited is Lou Ferrigno Jr., Dave Lancellotti in NCIS and Donovan Rocker in S.W.A.T..
| Actor | In NCIS | In S.W.A.T. | Eps | Eps |
|---|---|---|---|---|
| Lou Ferrigno Jr. | Dave Lancellotti | Donovan Rocker | 1 | 37 |
| Obba Babatundé | Joe Banks | Daniel Harrelson, Sr. | 1 | 26 |
| David Rees Snell | Morgan Hunt | Detective John Burrows | 1 | 21 |
| Rochelle Aytes | Tara Kole | Nichelle Carmichael | 1 | 20 |
| Patrick St. Esprit | Navy Commander Weidman | Commander Robert Hicks | 1 | 16 |
| Michael Beach | Metro Detective Robert Flowers | Leroy Henderson | 1 | 14 |
| Louis Ferreira | Harlan Atwood, Metro Detective Nick Burris | William "Buck" Spivey | 2 | 9 |
| David Gautreaux | Richard Colford | Edward Yannick, PBA Lawyer Younce | 1 | 7 |
| Rudolf Martin | Ari Haswari | Juergen Richter | 7 | 1 |
| Peter Onorati | Chief of the Boat | Jeff Mumford | 1 | 6 |
| Kiara Muhammad | Kayla Vance | Monica | 5 | 1 |
| Emerson Brooks | Navy Lieutenant Carl Greer | Deputy Alex Doberstein | 1 | 4 |
| Erik Passoja | FBI Deputy Director Wayne Sweeney | Father Dorner | 4 | 1 |
| Jack Conley | Metro Detective Danny Sportelli | Kevin Weller | 3 | 1 |
| Rif Hutton | Marine General Phillip Braxton | Ernie Gamble | 2 | 2 |
| Yael Grobglas | Navy Lt. Rebecca Lee | Heather | 1 | 3 |
| Michael O'Neill | Former NCIS Special Agent Riley McCallister | Carl Luca | 3 | 4 |
| Brooke Nevin | Rachael Sparks | Ally Donovan | 1 | 2 |
| Claire Coffee | Nikki Crawshaw | Kira | 1 | 5 |
| Doug Savant | Larry Clannon, Marine Brigadier General Daniel Kent | Mark Coleman | 2 | 1 |
| Tania Raymonde | Anna Real, Chloe Marlene | Abby | 2 | 1 |
| Tess Aubert | Piper | Kara | 2 | 1 |
| April Parker Jones | Elaine Davis | Winnie Harrelson | 1 | 4 |
| Emily Alabi | Navy Petty Officer First Class Kelly Ristow A.K.A. Woman | Olivia Navarro | 1 | 4 |
| Juan Javier Cardenas | Carlos Savina | Beni | 1 | 4 |
| Lombardo Boyar | Felix Quintero | Detective Rios | 1 | 4 |
| Sumalee Montano | NCIS Special Agent Nicole Taggart | Gwen Miller | 2 | 3 |
| Al Sapienza | Maurice Riva, Cmdr. William Foley | Peter Venuti | 3 | 1 |
| Andrea Cortés | Sarah Winger | Esther Torres | 1 | 1 |
| Benito Martinez | Detective Conklin | Miguel Velez | 1 | 1 |
| Bess Armstrong | U.S. Senator Denise O’Hara | Mayor Barrett | 1 | 3 |
| Brian Letscher | Sam Bennett | Sgt. Barry Jones | 1 | 1 |
| Charles Carpenter | Sheriff Marcus Mayes | Mitchell | 1 | 1 |
| Christine Woods | Rebecca Jennings | Jenelle Wilson | 1 | 1 |
| David Meunier | Wade Cutler | Mickey | 1 | 3 |
| Kelly Overton | Metro Detective Megan Hanley | Officer Eva Durant | 1 | 5 |
| Mark Atteberry | Medgar Nash | Principal O'Neil | 1 | 1 |
| Michael Marc Friedman | Gunnery Sgt. Joseph Wilkes | Sergeant Becker | 1 | 5 |
| Michael Petrone | Camping Guide Carl | FBI Bomb Tech | 1 | 1 |
| Spencer Treat Clark | Ryan Smith | Gary | 1 | 1 |
| T.J. Ramini | Mossad Officer Malachi Ben-Gidon | David Nazarian | 3 | 1 |
| Taye Diggs | Marine Gunnery Sergeant Aaron Davis | Danny Wright | 1 | 1 |
| Walter Fauntleroy | Navy Petty Officer First Class Lamar Finn | Bruce | 1 | 3 |
| Kareem Grimes | Bushmeat Smuggler | Little Red | 1 | 4 |
| Nicki Micheaux | Metro P.D. Detective Martha Mayer | Leah Jankins | 1 | 4 |
| Chris L. McKenna | Eric Webb | Agent Peter Simons | 1 | 2 |
| David Marciano | Bartender | Detective Billings | 1 | 2 |
| David Starzyk | Allan J. Carter, Councilman Allan Berger | Phil Granger | 2 | 1 |
| Jonathan LaPaglia | Special Agent Brent Langer | Machine | 2 | 1 |
| Scott Lawrence | DEA Agent Raymond Frank, Navy Captain Thomas Lind | Kyle Johnson | 2 | 1 |
| Alimi Ballard | NCIS Special Agent Gayne Levin | Officer Clark Thompson | 3 | 1 |
| Carl Lumbly | Navy Rear Admiral Beau Hindley | Hank "Saint" St. John | 1 | 3 |
| Susan Santiago | Camila Charo | Mary Coffey | 3 | 1 |
| Abby Brammell | Marine Sergeant Heather Dempsey | Lara Thomas | 1 | 1 |
| Alex Fernandez | Joseph Flores | Jorge Romero | 2 | 1 |
| Alexander Bertrand | Frank Sobchek | Gordon Pratt | 1 | 1 |
| Angela E. Gibbs | Eden Penzance | Othella Baker | 1 | 2 |
| Anna Khaja | ADA Eliza Hutchins | Agent Abby Dubois | 1 | 2 |
| Anne Leighton | Ingra Petrov | Claire Weaver | 1 | 1 |
| Austin Highsmith Garces | Darlene Jones | Vivian Tremblay | 1 | 1 |
| Bill Dawes | Clayton Wills | Gabriel Cardenas | 1 | 1 |
| Brian Howe | Sherriff Tom Barrett | Craig Rosengarden | 1 | 1 |
| Chris Payne Gilbert | Wesley Rowan | Tony Nelson | 1 | 1 |
| Damien Leake | Henry Bennett | Wesley Carmichael | 1 | 2 |
| Ellie Araiza | Sheila Mooney | Andrea | 1 | 1 |
| Emily Swallow | Darlene Kelp | Detective Ramona Quinn | 1 | 1 |
| Erin Cummings | Marine Major Ellen Wallace | Beth Galloway | 1 | 1 |
| Eve Gordon | Amanda McCormick | Jenny | 1 | 1 |
| Ian Verdun | Francis | Zane Graham | 1 | 2 |
| Jackson Hurst | Zach Nelson | Sgt. Ben Sikora | 1 | 1 |
| Jake Allyn | Navy Petty Officer Second Class James Sweeney | Jace Graham | 1 | 2 |
| Jake Thomas | Alec Dell, Petty Officer Derek Bailey | Bayo | 2 | 1 |
| Jason Wiles | Paul LeMere | Sgt. Vandelli | 2 | 1 |
| Jeryl Prescott | Annie Sullivan | Judy Kincaid | 1 | 1 |
| Joseph Lee Anderson | Marine Lance Corporal Bernard "Barney" Ernest Williams | Tony | 1 | 3 |
| Julie Pearl | Cindy Anderson | Mrs. Matias | 1 | 1 |
| Lauren Stamile | Metro P.D. Detective Michelle Lane | Inspector Gen. Mary Jones | 1 | 1 |
| Linc Hand | Navy Petty Officer First Class Damien Hunter | Don Harrow | 1 | 1 |
| Marcus Giamatti | Victor Tillman | Professor Marc Lasky | 1 | 1 |
| Matt McTighe | Allan Hayes | Bryce McCabe | 1 | 1 |
| Meredith Monroe | April Ferris | Ainsley Mogavero | 1 | 1 |
| Philip Anthony-Rodriguez | Former Marine LCPL Lloyd Jackson | Rafa | 1 | 1 |
| Rebecca Wisocky | Jody Carvell | Ruth Pearson | 1 | 1 |
| Robert Rusler | Marine Lt. Colonel Curtis Teague | Leo Moretti | 1 | 1 |
| Sean Patrick Thomas | Navy Commander Ian Rackham | Scott "Bishop" Miller | 1 | 1 |
| Tembi Locke | Alice Kent Staley | Trisha Watson | 1 | 1 |
| Tim De Zarn | David Runion | Brewster | 1 | 1 |
| Tim Griffin | Marine Sgt. Malcolm Porter | Adam Max | 1 | 1 |
| Tobias Jelinek | Bodie Whitman | Noah Erickson | 1 | 1 |
| Tonja Kahlens | Nina Craig | Nadya | 1 | 1 |
| Travis Hammer | Faux County Deputy Randall Sledge | Rick Fontana | 1 | 1 |
| Tyler Tomás Perez | Navy P.O. First Class Sam Vega | Chase Rodwig | 1 | 1 |
| Anjali Bhimani | Samantha Petrie | FBI Special Agent Benson | 1 | 2 |
| Arlen Escarpeta | Former Army Specialist Randall White | Devlin | 1 | 2 |
| David Chisum | Doctor David Woods | Richard Tucker | 2 | 1 |
| Isabella Hofmann | Judge Evelyn Wallace, Kate Reynolds | Marian Evans | 2 | 1 |
| Isiah Adams | Shift Manager Chad Hamilton | Vincent | 2 | 1 |
| Michele Boyd | Navy Chief Petty Officer Emily Ross | Val | 1 | 2 |
| Monnae Michaell | Navy Commander Leandra Womack | Loretta Carmichael | 1 | 2 |
| Randy Vasquez | ATF Special Agent Philip Caffey, NCIS Agent Roger Voight | Detective Frank Pineda | 2 | 1 |
| Robert Catrini | General Floyd Brancato, Jake Ford | Wardlow | 2 | 1 |
| Adam J. Harrington | Coast Guard Commander Sam Hendrix | Pronger | 1 | 1 |
| Alex Carter | Knox Elicott | Sam Hawkins | 1 | 1 |
| Anahi Bustillos | Doctor Sara Hildegard | Rose | 1 | 1 |
| Annalisa Cochrane | Lisa Swenson | Lucy | 1 | 1 |
| Chet Grissom | Rupert Kittridge | Mason Crowley | 1 | 1 |
| Chris Boudreaux | Jesse Duncan | Nick Russo | 1 | 1 |
| Chris Browning | NCIS REACT Supervisory Special Agent Tom Dalton | Otto Brady | 1 | 1 |
| Christine Horn | Doctor Felicia Serena | Justine | 1 | 1 |
| Christopher Goodman | NCIS Special Agent Michael West | Theo | 1 | 1 |
| Christopher Redman | Carl Fleming | Brad Thomas | 1 | 1 |
| Dahlia Salem | Maria De La Rosa | Agent Rafa Bashir | 1 | 1 |
| Dendrie Taylor | Janet LaCombe | Frida | 1 | 1 |
| Gideon Emery | Rudolph Stalin | Gunnar Cade | 1 | 1 |
| Heather Mazur | Laura Strike-DePalma | Lydia Samuels | 1 | 1 |
| Hina Khan | Rachel Lakhani | Lourdes | 1 | 1 |
| Joe Dinicol | Lucas Trask | Telly Appleton | 1 | 1 |
| John Bishop | Army Surplus Store Owner | Captain Russell Jones | 1 | 1 |
| John Gabriel Rodriquez | DEA Special Agent Luis "Mitch" Mitchell | Deputy Cesar Torres | 1 | 1 |
| John Marshall Jones | Detective Hanley | Detective Sal Marcus | 1 | 1 |
| Jona Xiao | Dr. Mei Li | Grace Lin | 1 | 1 |
| Jonathan Medina | Navy Commander Ted Morgan | Mayor Castro | 1 | 1 |
| Jose Pablo Cantillo | DEA Agent Mark Sisco | Ricardo Fuentes | 1 | 1 |
| Joseph Melendez | Reymundo Diaz | Master Sergeant Ruiz | 1 | 1 |
| Judith Moreland | Carrie Lewis | Tallulah | 1 | 1 |
| Kari Coleman | Maggie Scott | Rebecca Cates | 1 | 1 |
| Karina Noelle Castillo | FBI Agent Ramirez | Sergeant Plumb | 3 | 1 |
| Karl Makinen | Marine Staff Sgt. James Dawson | Liam Dunn | 1 | 1 |
| Kathe Mazur | Vice Admiral Dawn Tyson | Dr. Michaels | 1 | 1 |
| Kelly Blatz | Navy Petty Officer Third Class Kyle Friedgen | Kai | 1 | 1 |
| Krishna Smitha | Dr. Carrie Moran | Kayla | 1 | 1 |
| Leif Gantvoort | Max Devendorf | Dennis Upton | 1 | 1 |
| Linda Gehringer | Michelle Stark | Mary Beth | 1 | 1 |
| Link Ruiz | Hugo Grava | Kendrick | 1 | 1 |
| Lobo Sebastian | Renaldo Aranda/Engineer | Cuchillo | 1 | 1 |
| Matt Angel | Sammy | El Monte | 1 | 1 |
| Max Adler | Luke Stana | Michael Boswell | 1 | 1 |
| Michael McGrady | Walter Dunn | ATF Agent Ray Kaminski | 1 | 1 |
| Michael Reilly Burke | Frank Connell | CIA Agent Devereaux | 1 | 1 |
| Nanrisa Lee | Inspector General Regina Ward | Journalist | 1 | 1 |
| Nicole Steinwedell | Olivia Chandler | Tabitha Lewis | 1 | 1 |
| Ray Campbell | Tatum Dell | Jeremiah Ward | 1 | 1 |
| Rich Ceraulo Ko | North Carolina State Trooper Muncie Tyson | Tom Russell | 1 | 1 |
| Robert Baker | Seaman | Bryce Morris | 1 | 1 |
| Shane Coffey | Sean Greco | Kevin Lynch | 1 | 1 |
| Sonya Leslie | Nancy | Candace | 1 | 1 |
| Sophina Brown | Navy Reserve Lieutenant Callie Daniels | Councilwoman Gokey | 1 | 1 |
| Stephen Friedrich | Sid | Landry Belmont | 1 | 1 |
| Taylor Blackwell | Trista | Drina | 1 | 1 |
| Nigel Gibbs | Admiral Theodore Tully | Judge Shelton | 1 | 2 |
| Rico E. Anderson | Rick Samson | Young Daniel Harrelson, Sr. | 1 | 2 |
| William Allen Young | FBI Director Barry Hutchins, U.S. Secretary of Defense Moses McClaine | Coach Howie Kincaid | 2 | 1 |
| Abhi Sinha | Khan | Sunil | 1 | 1 |
| Adam Baldwin | Cdr. Rainer | Calvin Weber | 1 | 1 |
| Aline Elasmar | Annie Hankamer | Jaslynn | 1 | 1 |
| Andrew Borba | Doctor Phillip Heller | CIA Agent Bishop | 1 | 1 |
| Annie Tedesco | Navy Doctor Lieutenant Liz Cortland | Renee | 1 | 1 |
| Anthony L. Fernandez | Luis Carter | Manolo | 1 | 1 |
| Braden Lynch | Neal Sherwood | Ladder Blue Boy | 1 | 1 |
| Brandon Brooks | Crispin Shaker, Jr. | McKenna | 1 | 1 |
| Caitlin Carver | Megan Porter | Juliette | 1 | 1 |
| Charlie Bodin | Keith Messier | Chad Weatherly | 1 | 1 |
| Cory Blevins | Father | Jake Kemp | 1 | 1 |
| Dan Martin | Mail Carrier | Dell | 1 | 1 |
| Dan Warner | Federal Marshal | Chip Jenkins | 1 | 2 |
| Daniel Steven Gonzalez | Rico Ruiz | Chief Rivera | 1 | 1 |
| Danny Max | News Reporter | Max Lewis | 2 | 1 |
| David Paluck | Dir. Glenn Webb | Officer Harold Ellis | 1 | 2 |
| Donzaleigh Abernathy | NSA Deputy Director Ronda Ellis | Ms. Bernard | 1 | 1 |
| Eddie Shin | CGIS Special Agent Kyle Omagi | Officer David Wong | 1 | 1 |
| Izzy Diaz | Nelson Ast | Walter | 1 | 1 |
| J.B. Tadena | Navy Combat Information Center Officer Lonnie Franklin | DEA Special Agent Bryant | 1 | 1 |
| James Babson | Mickey Clark | Nelson Phillips | 1 | 1 |
| Jason Kelley | Marine Master Sergeant Ramsey Dillon | Agent Floyd | 1 | 1 |
| Joel Johnstone | Micah Flynn | Justin Wolf | 1 | 1 |
| John D'Aquino | Ken Ashmore | John Afton | 1 | 1 |
| Jonathan Goldstein | Glenn Block | Nate | 1 | 1 |
| Joseph Lyle Taylor | Detective Edward Olson | Jeffrey Aimsbury | 1 | 1 |
| Justin Chu Cary | Marine Staff Sergeant Martin "Shooter" Roe | Devin | 1 | 1 |
| Larry Herron | Master Gunnery Sergeant Jason Kelly | Jerod Whitlock | 1 | 1 |
| Larry Poindexter | Dr. Berman | Sergeant Nick Boyer | 1 | 1 |
| Larry Sullivan | Flight Surgeon | Robert Miller | 1 | 1 |
| Lena Georgas | Doctor Deena Bashan | Isabella Pearl | 1 | 1 |
| Lilli Birdsell | Jill Reynolds | Jane Lucas | 1 | 1 |
| Mac Brandt | Jake Spoke | Harley Stone | 1 | 1 |
| Mandy Levin | Shirley Ives | Dani Westham | 1 | 1 |
| Mark Espinoza | Sheriff Lester | Jorge Romero | 1 | 1 |
| Mataeo Mingo | Lucas | James | 1 | 1 |
| Matt Bushell | Marine Lt. Rob King | Jack Givens | 1 | 1 |
| Matthew Alan | Navy Lieutenant Paul Booth | Jacob Lambert | 1 | 1 |
| Matthew Jones | Navy Commander Rick Odwalla | Sergeant Samuel Clark | 1 | 1 |
| Maureen Sebastian | Navy Chief Petty Officer Elaine Dodd | Adele | 1 | 1 |
| Maurice Irvin | Navy Commander Daly | Kyle Cooper | 1 | 1 |
| Michael Graziadei | Chuck | Mitch Anderson | 1 | 1 |
| Nancy Linehan Charles | Ruthann Harrison | Martha Ramos | 1 | 1 |
| Patrick Wenk-Wolff | Edison Eckhart | Delamo | 1 | 1 |
| Paul Schackman | Sullivan Brady | Prof. Winter | 1 | 1 |
| Peter Asle Holden | Vector Control Worker | Security Guard Clark | 1 | 1 |
| Rebecca Tilney | Madeline Dumont | Pam | 1 | 1 |
| Rob Evors | Navy Hull Technician Chief David Harketti | Ty Olson | 1 | 1 |
| Sam Duffy | Elmo Miller | Caspar | 1 | 1 |
| Sean Carrigan | Michael Vinton | Roger Purdue | 1 | 1 |
| Shi Ne Nielson | FBI Special Agent Daisy Milner | Officer Gretchen Willis | 1 | 1 |
| Stacey Hinnen | Delivery Driver | Oliver Davis | 1 | 1 |
| Steven Bauer | Miguel Torres | Sancho Zamora | 1 | 1 |
| Stoney Westmoreland | Larry Diamond | Det. Ben Rose | 1 | 1 |
| Teddy Lane, Jr. | Deputy Barney | Ronald | 1 | 1 |
| Terrence Hardy, Jr. | George | Anthony | 2 | 1 |
| Troy Blendell | Bernard Wilson | Brian Young | 1 | 1 |
| Dominic Pace | George Barlow, Vincent Pazzo | Fireman | 2 | 1 |
| Kamy Bruder | Max Kendrick | Neven, Nick "Masked Man 1" | 1 | 2 |
| Robert Cicchini | Agent Daniel Snyder | Mark | 2 | 1 |
| Al Coronel | Metro P.D. Lieutenant Wilton Buck | Sgt. Duarte | 1 | 1 |
| Amin Joseph | Campbell | Trick Carter | 1 | 1 |
| Ana Mercedes | Glenda | Anna Lucero | 1 | 1 |
| Audrey Wasilewski | Shirley Wilkes | Armored Car Driver | 1 | 1 |
| Briana Venskus-Vazquez | Joanna | Agent Tori Prebble | 1 | 1 |
| Bruce Locke | Kai Chen | Timoki Kaito | 1 | 1 |
| Coby Ryan McLaughlin | Pete Wilkins | Jasper | 1 | 1 |
| Darri Ingolfsson | Dwight Colton | Christian Baty | 1 | 1 |
| Devan Long | NCIS Lead Evidence Custodian Terry Keller | Larry Fennick | 1 | 1 |
| Ely Henry | Philip Elertson | Marvin | 1 | 1 |
| Emmie Nagata | NCIS REACT Special Agent Diana Ono | Julia Soto | 1 | 1 |
| Fareed Ward | JSOC Navy Lieutenant Eric Kagen | Detective Herb Gordon | 1 | 1 |
| Gilbert Glenn Brown | Chief Security Officer Carson Granger | William | 1 | 1 |
| Gregory Scott Cummins | Kobe "Beef" Carver | Elliot Byrd | 1 | 1 |
| Guy Wilson | Paul Simmons | Dindy | 1 | 1 |
| Heather Grace Hancock | Drunk Woman | Waitress | 1 | 1 |
| Hervé Clermont | Christian Brodrick | York Shafer | 1 | 1 |
| Jamie Kaler | Christopher Bell | Evan Frost | 1 | 1 |
| Jeff Marlow | Survivalist Trainee #1 | Sheppard | 1 | 1 |
| Kameron J. Brown | Petty Officer Mathis | Rel | 1 | 1 |
| Kate Boyer | U.S. Deputy Marshal Cindy Carter | Woman Hostage | 1 | 1 |
| Kate Orsini | FBI Special Agent Isabel Monet | Diana Reese | 1 | 1 |
| Kenajuan Bentley | Navy Captain Oliver Royce | James | 1 | 1 |
| Kevin Christy | Clarence Tobett | Robert Boone | 1 | 1 |
| Kym Jackson | Phoebe Spitz | Paige | 1 | 1 |
| Lanny Joon | Edward Jintao | Billy Gunn | 1 | 1 |
| Leith Burke | Marine Captain Jared Bratton | DHS Agent Frank Gunther | 1 | 1 |
| Lindsay Pulsipher | Tina Ellis | Odette Cobb | 1 | 1 |
| Luis Carazo | Hank Hammersmith | El Diablo | 1 | 1 |
| Manuel Uriza | Nicolas Rebollo | Vicente Muñoz | 1 | 1 |
| Matt Lasky | Robert Hill | Casino Gangster | 1 | 1 |
| Michael B. Silver | Nicholas Sandlock | Vince Jones | 1 | 1 |
| Michael Masini | Axel McKenzie III | Joe Falcone | 1 | 1 |
| Patrick Hume | Jerry | Bryce | 1 | 1 |
| Patrick W. Day | Phil Iverson | Ernie | 1 | 1 |
| Paul Ganus | Department of Energy Deputy Director Doyle Roden | Dr. Chandler | 1 | 1 |
| Rafael Petardi | Afrim Murati | Volkov | 1 | 1 |
| Rickey Eugene Brown | Navy Petty Officer Third Class Ed Thomas | Carl Rollins | 1 | 1 |
| Rob Mayes | Former Marine 2nd Lieutenant Kyle Baxter | Rick Owens | 1 | 1 |
| Rya Kihlstedt | Linda Idleton | Dr. Anna Nelson | 1 | 1 |
| Shane Johnson | CIA Agent Stephen Wheeler | Special Agent Alan Ritter | 1 | 1 |
| Shelley Robertson | Navy Captain Beverly Sharp | Standards Bureau Rep. Carrasco | 1 | 1 |
| Shirley Jordan | Mary Tyler | Rebecca Grayson | 1 | 1 |
| Spence Moore II | Jared Vance | Marcus | 1 | 1 |
| Stacy Haiduk | Melissa Dorn | Diane | 1 | 1 |
| Stelio Savante | Danny Coyle | Omar Morina | 1 | 1 |
| June Carryl | Julia Marino | Luanne | 1 | 2 |
| Justin Cuomo | Navy Petty Officer First Class Daniel Coyne, Prison Guard | Jackson | 2 | 1 |
| Tess Lina | Nurse Maria Baliad | Detective Kathleen Schumacher | 2 | 1 |
| A. Leslie Kies | Donna Coyne | Jess Winter | 1 | 1 |
| Adam Chambers | Robbie Hale | Corbett Hargrave | 1 | 1 |
| Adam William Zastrow | Ronald Kepczak | Jonah Holt | 1 | 1 |
| Alex Feldman | Retired Marine Sergeant Thomas Baird | The Mailman | 1 | 1 |
| Alison Rood | Tina | Becca | 1 | 1 |
| Bayardo De Murguia | Franco Alvarez | Armando | 1 | 1 |
| BJ Mitchell | Malcolm White | Mo | 1 | 1 |
| Blake Lindsley | Belinda Carter | Gina | 1 | 1 |
| Brennan Keel Cook | Travis Williams | Jonah | 1 | 1 |
| Brian Norris | Lucas | Zack Calnick | 1 | 1 |
| Brian Oblak | MPD Cop #1 | Captain Evans | 1 | 1 |
| Catherine Kresge | Marine Lance Corporal Stella Brooks | Detective Olivia Barlow | 1 | 1 |
| Chris Gann | Navy Captain Henry Nikolai | Randy | 1 | 1 |
| Cooper Huckabee | Kyle Larson | A.O.D. | 1 | 1 |
| Crystal Coney | MPD Officer Clara Woods | Stella | 1 | 1 |
| David Diaan | Farid Bawali | George Terzian | 1 | 1 |
| David Piggott | Arben Bardhi | Jovan Balic | 1 | 1 |
| Demetrius Hodges | Young Marine Lance Corporal Ray Jennings | Stokely | 1 | 1 |
| Dimiter D. Marinov | Ghenna Kozlov | George Ilic | 1 | 1 |
| Doris Morgado | Andrea Aldridge | Sosie Galvez | 1 | 1 |
| E. Ambriz DeColosio | Ricky McCoy | Jorge Valdovinos | 1 | 1 |
| Erik Audé | Man in a Blue Suit | LAPD Officer | 1 | 1 |
| Frederick Lawrence | Officer Mackey | Security Chief Wagner | 1 | 1 |
| Gichi Gamba | Bodyguard | Kofi | 1 | 1 |
| J. Teddy Garces | Omar Lewis | Dex | 1 | 1 |
| Jesse Luken | Corpsman | Ross Martin | 1 | 1 |
| Jim Meskimen | Doctor Farrel Emerson | Wayne Storm | 1 | 1 |
| Joe Alvarez | Fire Lieutenant Earl Davis | Dorian | 1 | 1 |
| Johnny Rey Diaz | Victor Medina | Ricky | 1 | 1 |
| Jon Beavers | Sam Butler | Scott Clarke | 1 | 1 |
| Jon Lindstrom | Perry Davidson | Ashe Jones | 1 | 1 |
| Jonathan Kowalsky | Nate Holt | Joey | 1 | 1 |
| Kristina Klebe | Navy Lieutenant Cheryl Dombrowski | Lt. Randolph | 1 | 1 |
| Kurt Caceres | Marine Staff Sergeant Vincente Medina | Jam "Bricklayer" Gomez | 1 | 1 |
| Lyn Alicia Henderson | ER Nurse | Drea | 1 | 1 |
| Mandy June Turpin | Karen Bright | FBI Agent Eileen Conley | 1 | 1 |
| Matt Corboy | Petty Officer Lance Tolliver | Stoller | 1 | 1 |
| Matthew Downs | Bill Norian | Dale Radcliffe | 1 | 1 |
| Myk Watford | Army Major Eric Sweigart | Captain Peters | 1 | 1 |
| Noshir Dalal | Doctor Tom Masuda | Vice Detective Sampath | 1 | 1 |
| Ramiz Monsef | Mitchell Young | Joseph Petrosian | 1 | 1 |
| Ramón de Ocampo | Navy Lieutenant Thomas Gorman | Ian Peck | 1 | 1 |
| Roberto Sanchez | Jose | Captain Hauser | 1 | 1 |
| Rocky McMurray | Howard County P.D. Officer Ray Mitchell | Captain | 1 | 1 |
| Sade Devine | Jasmine Tyler | Kirsten | 1 | 1 |
| Sarah Chaney | DIA Agent Collins | Slater | 1 | 1 |
| Sean Blakemore | Navy Chief Petty Officer Jerome Carr | Elijah Leonard | 1 | 1 |
| Shane Conrad | Navy Lt. Dean Westfall | Capt. Jackson | 1 | 1 |
| Stacie Greenwell | Hartford County Sheriff Marge Fields | Loretta | 1 | 1 |
| Susan Angelo | Admiral's Wife | Lila Kay | 1 | 1 |
| Taryn Kelly | Navy Lieutenant Sara Giles | Patrol Cop | 1 | 1 |
| Tijuana Ricks | CIA Agent Pamela Walsh | Paula Edmonds | 1 | 1 |
| Tim Neff | Goon 2 | Matt | 1 | 1 |
| Tom Virtue | Frank Satner | Surgeon | 1 | 1 |
| Treisa Gary | Hannah | Officer Reese | 1 | 1 |
| Tyson Turrou | Pete | Alan | 1 | 1 |
| V.J. Foster | Arkady Kobach | Russ | 1 | 1 |
| Yeniffer Behrens | Marta Jimenez | Victoria Bayon | 1 | 1 |
| Zadran Wali | Imam Musa Ibn Hasan | Sammy B | 1 | 1 |
| Amari O'Neil | Edgar | Darryl | 1 | 1 |
| Andy Marques | Policeman | Officer Salazar | 1 | 1 |
| Ashley Dulaney | Rebecca | Grace | 1 | 1 |
| Ashton Moio | Michael Reardon | Alex | 1 | 1 |
| Beth Fraser | Reporter #1 | Judge Mary Grant | 1 | 1 |
| Blake Robbins | Navy Commander Scott Martin | Mr. Raysitch | 1 | 1 |
| Brian Maillard | Leo Finch | Richard Miller | 1 | 1 |
| Charley Rowan McCain | Heidi Umarov Paulsen | Evie Wilson | 1 | 1 |
| Ck Bolado | Ray | Peter Medina | 1 | 1 |
| Cliff Chamberlain | Peter Buck | Joel Powell | 1 | 1 |
| Cory Tucker | Brendan | Howard McReady | 1 | 1 |
| Dan Thiel | Seal Team Commander Joe Hankos | Tosca | 1 | 1 |
| Dedan Donovan | Jax Wesley | Dennis | 1 | 1 |
| Delon de Metz | Petty Officer Thomas Billings | Omar Woodman | 1 | 1 |
| Derek Chariton | Lonny | J.R. Coltrane | 1 | 1 |
| Derek Ray | Navy Lieutenant Commander David Hernandez | Cormac Hill | 1 | 1 |
| Derrick McMillon | Lt. Scott Bowen | Big Tre | 1 | 1 |
| E.R. Ruiz | Carson | Jax | 1 | 1 |
| Elise Robertson | Alice Miller | Sheila Franz | 1 | 1 |
| Essam Ferris | Yann | Ball Cap "Oraz" | 1 | 1 |
| Geoff Meed | Corporal David Stenson | Julian Matthews | 1 | 1 |
| Hrach Titizian | Tariq Abassi | Peter | 1 | 1 |
| Jamie Sara Slovon | Trish Collinson | Lindsey David | 1 | 1 |
| Jean Claude Leuyer | Petrov | Bobby Mason | 1 | 1 |
| Jim Lau | Old Vendor | Uncle Yang | 1 | 1 |
| John Eddins | Steve | Deputy Hansen | 1 | 1 |
| John O'Brien | Bruce | Weber | 1 | 1 |
| Johnny Kostrey | Air Force Crew Chief | Ivan | 1 | 1 |
| Karl T. Wright | John Hicks | Declan | 1 | 1 |
| Kenny Cooper | Riley's Dad | Security Guard #1 | 1 | 1 |
| Kevin Fonteyne | Boyfriend in diner | Jakob Varga | 1 | 1 |
| Kimberly Christian | Nina Bradshaw | Dr. Destiny Price | 1 | 1 |
| Marcus Ray | Bouncer | Bouncer | 1 | 1 |
| Matty Castano | Eric | Cobb | 1 | 1 |
| Mercedes Colon | Gina | Sister Carmelita | 1 | 1 |
| Mikie Beatty | Anton Vlastefin A.K.A. Driver | Rob | 1 | 1 |
| Nick Gomez | Nicky Jones | Vargas Boyd | 1 | 1 |
| Nick Jandl | Michael "Mike" Kettering | FBI Special Agent Chad Hettinger | 1 | 1 |
| Scott Menville | Army Sergeant Donald "Donny" Pretorius | Aggro Prisoner | 1 | 1 |
| Steven M. Gagnon | CIA Director Roger Kirkwood | Warden Phil Harvey | 1 | 1 |
| Tacey Adams | Grandma Avatar | Georgia Porter | 1 | 1 |
| Tristan Cunningham | Nurse Janeway | Ellen Foley | 1 | 1 |
| Ward Roberts | Pilot | Ricken | 1 | 1 |
| Zeke Alton | Detective | Vance | 1 | 1 |
| Blake Webb | Chandler Phillips | Sam | 1 | 1 |
| Carlos Acuña | Milo the Guard | Bob Garza | 1 | 1 |
| Chad Addison | Young Eric Jurel | Scott Zarba | 1 | 1 |
| Christian Barber | Marine Staff Sergeant Chet Zimmerman | Detective Paz | 1 | 1 |
| Clark Moore | Virginia State Trooper Phil Collins | Rick Weaver | 1 | 1 |
| Dmitri Schuyler-Linch | Young Nick | Teen Boy | 1 | 1 |
| Eliza Shin | Myrna | Maria | 1 | 1 |
| Eugene Shaw | Marine Master Sergeant Neil Koh | Jax | 1 | 1 |
| Greg Collins | Police Officer Metro PD | Crockett Jacobs | 1 | 1 |
| Harrison Knight | Army Private | Alex | 1 | 1 |
| Hugh Holub | Superintendant | Father Jack | 1 | 1 |
| Jacory Gums | NCIS Agent Jim Nelson | Leonard | 1 | 1 |
| Jacqueline Hahn | Kathy Tolin | Sister Irene | 1 | 1 |
| James Shanklin | Navy Captain Martin Armstrong | Deputy Mayor Logan Carter | 1 | 1 |
| Jesse Bernstein | Doctor | Curious Parent #1 | 1 | 1 |
| Jon Curry | Deputy Tyler Barrett | George Becket | 1 | 1 |
| Joshua Nazaroff | Zero | Ivan | 1 | 1 |
| Kschris Anda | Security Guard Troy | MP Riggs | 1 | 1 |
| Mary-Bonner Baker | Navy Chief Petty Officer Melissa Fields | Megan Brown | 1 | 1 |
| Mike Kersey | Janitor Harry Cooper | Worried Parent #1 | 1 | 1 |
| Minerva García | NCIS Lawyer Taylor Hanna | Hospital Administrator | 1 | 1 |
| Monib Abhat | Security Guard #1 | Omar Khaled | 1 | 1 |
| Morgan Peter Brown | Paul Morton / The Poet | Greg Russo | 1 | 1 |
| Nicola Lambo | CGIS Special Agent Amanda Graham | Beat Cop | 1 | 1 |
| René Ashton | Justine Wolfe | Sharon | 1 | 1 |
| Rob Welsh | Julian Reinhardt | Colton Pope | 1 | 1 |
| Sammy Sheik | Iraqi Militia Guard at Road Block | Peter Melkonyan | 1 | 1 |
| Tessa Munro | Travis's Mom | Meg | 1 | 1 |
| Tim Chiou | Petty Officer Kevin Lim | Jacob Tan | 1 | 1 |
| Tom Ayers | Bobby Dale Douglas | Mac Colton | 1 | 1 |
| Vincent Duvall | Officer Holt | Dewitt | 1 | 1 |
| William Charlton | Metro P.D. Jeff Katz | Foreperson | 1 | 1 |
| Adria Tennor | Angela Dresser | Jackie | 1 | 1 |
| Alicia Ziegler | Marine Corporal Jameson | Cora | 1 | 1 |
| Andy Umberger | FBI Agent Freedman | Judge Martin Walker | 1 | 1 |
| Brandon Molale | Army CID Special Agent Jack Reynolds | Trucker | 1 | 1 |
| Brent Chase | Navy Petty Officer Third Class Nathan Thomas | Dave Jansen | 1 | 1 |
| Christopher Alvarenga | Buyer #2 | Isco Ortiz | 1 | 1 |
| Christopher Bencomo | Navy Petty Officer First Class Ian Rojas | Raul Duarte | 1 | 1 |
| D. Elliot Woods | Detective Bradley | Mr. Ellis | 1 | 1 |
| Darius De La Cruz | El Doctor | Joe | 1 | 1 |
| Dylan Ramsey | Asad Al Qutaji | Paul Temple | 1 | 1 |
| Edward Gelhaus | NCIS REACT Special Agent Edward Madden | Landon McBride | 1 | 1 |
| Geoffrey Kennedy | NCIS Agent #2 | Elijah | 1 | 1 |
| J.R. Cacia | Metro Police Detective John Carson | Bosowski | 1 | 1 |
| Joshua Dov | Portland Douglas | Arnold Boseman | 1 | 1 |
| Juan Alfonso | Ramon Moncada | Keith | 1 | 1 |
| Marcus DeAnda | Mark Davis | Arturo | 1 | 1 |
| Mario Ardila Jr. | Shayne Garcon | Paul Garcia | 1 | 1 |
| Mark Dippolito | Sleazy Guy | Wade | 1 | 1 |
| Matt Kaminsky | Henry Spivey | Gary | 1 | 1 |
| Michael Benyaer | Osman Zoranj | Tarek | 1 | 1 |
| Michael Broderick | Navy Commander James Shelty | Agent Phillips | 1 | 1 |
| Nick Alvarez | Jonny | Brian | 1 | 1 |
| Pancho Cardeña | Mercenary Guard | El Malo | 1 | 1 |
| Rigo Sanchez | Boyfriend | Diego | 1 | 1 |
| S. Zylan Brooks | Catherine Scott | RHD Detective Godfrey | 1 | 1 |
| Sarah Khasrovi | Patty | Ellen Ohanyan | 1 | 1 |
| Sterling Jones | Marine Captain Dale Martens | Ballard | 1 | 1 |
| Tarina Pouncy | Virginia State Police Cpt. Anne Crenshaw | Debra | 1 | 1 |
| Tatiana Carr | Sara Jones | Yasmin | 1 | 1 |
| Thomas Rosales, Jr. | Pedro Hernandez | Attendant | 1 | 1 |
| Tom Fitzpatrick | Walter Beck | James | 1 | 1 |
| Tom Schanley | Navy Lieutenant Dean Massey | Captain Barnett | 1 | 1 |
| Vanessa Elese Garcia | Navy Petty Officer First Class Patrice Gates | Lupe | 1 | 1 |
| Alan Pietruszewski | Navy Captain Tom Zill | Donovan Watson | 1 | 1 |
| Brett Gipson | Guard Sam | T.J. Doyle | 1 | 1 |
| Calida Jones | Resident Alicia Tankersley | Physical Therapist | 1 | 1 |
| David Bianchi | Kyle Jennings | Michael Collins | 1 | 1 |
| Jeff Bowser | Customer | Dana | 1 | 1 |
| Jun Kim | Navy Commander Doctor Steve Nuali | Rhee | 1 | 1 |
| Marty Dew | Daniel Vega | Gore | 1 | 1 |
| Nathaniel Best | REACT Leader | Manning | 1 | 1 |
| Nicole Rainteau | Kaytlynn | Nina | 1 | 1 |
| Pablo Espinosa | Arena Security Guard | Sheriff Perry | 1 | 1 |
| Pamela Shaddock | Nurse | Detective Fraley | 1 | 1 |
| Tim Fox | Navy Petty Officer Second Class Toby Withers | Josh Palmer | 1 | 1 |
| Travis Johns | Martin Curtis | Pit Chief Ron | 1 | 1 |
| Aleksandar Filimonović | Armed Bodyguard | Gorov | 1 | 1 |
| Bryan Lugo | Navy Petty Officer Third Class Bruce Smith | Elvin | 1 | 1 |
| Chris Lamica | Seller | Man | 1 | 1 |
| David Paladino | Retired Navy Senior Chief P.O. Diego De La Rosa | Sgt. Artiaga | 1 | 1 |
| Ethan Flower | Fire Chief Alfonso Romero | Allen Finley | 1 | 1 |
| Franco Fox | Henchman | Manuel | 1 | 1 |
| Joe Pistone | Prison Guard | Baker | 1 | 1 |
| Rita Angel Taylor | Young Lucia Torres | Natalie Cruz | 1 | 1 |
| Andy Cohen | Doctor Warren Cole | Seth | 1 | 1 |
| Emanuel Borria | Ricardo | Budtender | 1 | 1 |
| Julien Ari | Walt Fergus | Peanut | 1 | 1 |
| John Gloria | George Kaydar | Sergeant Davis | 1 | 1 |
| John Marrott | Master Chief PO RoE | Green Jacket Man | 1 | 1 |
| Adolfo Alvarez | Carlos | Gio | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.