All 203 actors in both NCIS and NCIS: New Orleans
203 actors have appeared in both NCIS and NCIS: New Orleans, across 663 episodes. The most-credited is Brian Dietzen, Assistant Medical Examiner Dr. Jimmy Palmer in NCIS and Jimmy Palmer in NCIS: New Orleans.
| Actor | In NCIS | In NCIS: New Orleans | Eps | Eps |
|---|---|---|---|---|
| Brian Dietzen | Assistant Medical Examiner Dr. Jimmy Palmer | Jimmy Palmer | 65 | 1 |
| Joe Spano | Tobias C. Fornell | FBI Agent Tobias C. Fornell | 56 | 1 |
| Derek Webster | Major Joe Sacco, Marine Capt. Stengel | FBI Agent Raymond Isler | 2 | 17 |
| Liza Lapira | NCIS Special Agent Michelle Lee | Araminta Jax | 12 | 1 |
| Chelsea Field | Jocelyn Wayne | Rita Devereaux | 1 | 10 |
| Diane Neal | CGIS Special Agent Abigail Borin | CGIS Special Agent Abigail Borin | 6 | 3 |
| Sean Murray | Special Agent Timothy "Tim" McGee | Special Agent Timothy "Tim" McGee | 8 | 1 |
| Leslie Hope | SecNav Sarah Porter | SecNav Sarah Porter | 6 | 1 |
| Melinda McGraw | Diane Sterling | Gina Powell | 6 | 1 |
| Emily Wickersham | Special Agent Eleanor Raye "Ellie" Bishop | Special Agent Eleanor "Ellie" Bishop | 5 | 1 |
| Meredith Eaton | Carol Wilson | Carol Wilson | 5 | 1 |
| Michael Nouri | Mossad Director Eli David | Jason Campbell | 5 | 1 |
| Rocky Carroll | Director Leon Vance | Director Leon Vance | 3 | 3 |
| Erik Passoja | FBI Deputy Director Wayne Sweeney | Victor | 4 | 1 |
| Shalita Grant | Sonja Percy | Special Agent Sonja Percy | 1 | 4 |
| Brianna Brown | Melinda Martin | Melody James | 1 | 3 |
| Doug Savant | Larry Clannon, Marine Brigadier General Daniel Kent | Associate Attorney General Eric Barlow | 2 | 2 |
| John Hensley | Phil Hanover | Theo Aufiero | 3 | 1 |
| Necar Zadegan | Marine Lt. Rihama Shaheen | Special Agent Hannah Khoury | 1 | 3 |
| Ellen Hollman | NCIS Special Agent Tina Larsen | Amelia Parsons | 2 | 5 |
| Dani Dare | Young Jason | CJ Malloy | 1 | 2 |
| Isabella Hofmann | Judge Evelyn Wallace, Kate Reynolds | Nancy Nolan | 2 | 1 |
| Rob Benedict | Aaron Alan Wright | Liam Somers | 1 | 2 |
| Scott Deckert | Bobby | Abel Brooks | 1 | 2 |
| Tim Russ | Dr. Erik Harper, Jerry Kemper | Felix Hill | 2 | 1 |
| Carlos Gómez | Admiral Carlos Mendoza, Reyes | NCIS Deputy Director Dan Sanchez | 2 | 3 |
| Tim Griffin | Marine Sgt. Malcolm Porter | Avery Walker | 1 | 4 |
| Abbie Cobb | Melanie Keller | Alison Hewitt | 1 | 1 |
| Amanda Clayton | Lieutenant Rachel Donahue | Eliza West | 1 | 1 |
| Angela Lin | Assistant District Attorney Sheila Addison | Chen Lin | 1 | 1 |
| Brian Letscher | Sam Bennett | Jim Keene | 1 | 1 |
| Brian McNamara | Noah Sykes | ICE Agent Randy Wilson | 1 | 1 |
| Cassidy Freeman | Eva Azarova | Eva Azarova | 1 | 3 |
| Christina Cox | Marine Gunnery Sergeant Georgia Wooten | NOPD Detective Dinah Clark | 1 | 1 |
| Christine Woods | Rebecca Jennings | SAT Com Specialist Bonnie Madigan | 1 | 1 |
| James Eckhouse | Fred Cabrisio | Dr. Michael Hufcutt | 1 | 1 |
| Jason Gray-Stanford | Dr. Jay Berman | Mickey | 1 | 1 |
| John Getz | Walter Kane | Army General Owen Matthews | 1 | 1 |
| Jude Ciccolella | Secretary of the Navy Phillip Davenport | Former Army Colonel David Peterson | 3 | 1 |
| Kelly Hu | Lee Wuan Kai | Dr. Anna Yoon | 1 | 1 |
| Mackenzie Astin | Michael Rose | Brian Davis | 1 | 1 |
| Matthew Jones | Navy Commander Rick Odwalla | Navy Commander Neal Salter | 1 | 1 |
| Medalion Rahimi | Lila | Yasmin Hendricks | 1 | 1 |
| Michael Weatherly | Special Agent Anthony "Tony" DiNozzo | Special Agent Anthony "Tony" DiNozzo | 1 | 1 |
| Raphael Sbarge | Rupert Kritzer | Jeff Grassley, CDC | 1 | 1 |
| Rebecca Wisocky | Jody Carvell | Bernadine Caldwell | 1 | 1 |
| Samaire Armstrong | Melissa Goodman | Marion Watkins | 1 | 1 |
| Sean Patrick Thomas | Navy Commander Ian Rackham | Navy Lieutenant Commander Mark Jacoby | 1 | 1 |
| Sommer Carbuccia | Marine Lance Corporal Brian Zanella | Zander Reed | 1 | 1 |
| Susan Santiago | Camila Charo | Maria Rodriguez | 3 | 1 |
| Victoria Platt | NCIS Special Agent Veronica "Ronnie" Tyler | IRS Special Agent Silvera | 2 | 2 |
| Dustin Seavey | Larry Sykes, Navy Seaman Marcus Leonard | Gustin, Petty Officer 2nd Class Corpsman Nolan Griffith | 2 | 3 |
| Chad Michael Collins | Major Matt Malone, Navy Petty Officer First Class Simon Craig | Navy Lieutenant Val Franco | 2 | 1 |
| Clare Carey | Ann Gibbs | Anna Boudreau | 2 | 1 |
| Demetrius Grosse | Atif Nukunda, Lieutenant Merritt Hastings | Hank Clarkson | 2 | 1 |
| Eyal Podell | Namir Eschel | Douglas Samuel Wilkins | 1 | 2 |
| Lindsay Pulsipher | Tina Ellis | Kelly | 1 | 2 |
| Melinda Page Hamilton | Kathy Sheldon, Vanessa Tillman | Alexandra Schwartz | 2 | 1 |
| Paige Turco | Linda Pride | Linda Pride | 1 | 2 |
| Reggie Lee | Jonathan Chow | ASAC Steven Thompson | 1 | 2 |
| Rick Peters | Vincent Maple | Navy Commander Thomas Freeman | 2 | 1 |
| Sumalee Montano | NCIS Special Agent Nicole Taggart | Melanie Pratt | 2 | 1 |
| Donny Boaz | Navy Lieutenant Kit Jones | Navy Lieutenant Brad Ryder | 1 | 3 |
| Julian Acosta | Matt Burns | Javier Garcia | 1 | 3 |
| Alex Fernandez | Joseph Flores | Hugo Garza | 2 | 1 |
| Annika Pampel | Olga Bergamot | Pride's mom, Young Pride's Mother | 1 | 2 |
| Bob McCracken | Joshua Drewe | Charlie / Roger Driscoll | 1 | 1 |
| Candice Coke | Det. Danielle Hamilton | Lieutenant Commander Lopez | 1 | 1 |
| Charlene Amoia | Denise Mancuso | Carly Dawson | 1 | 1 |
| Chris L. McKenna | Eric Webb | NOPD Officer David Tate | 1 | 1 |
| David Hoflin | Randall J. Kersey | Daniel Nolan | 2 | 1 |
| David Starzyk | Allan J. Carter, Councilman Allan Berger | Brad Curry | 2 | 1 |
| Dendrie Taylor | Janet LaCombe | Martha Roberts | 1 | 1 |
| Dorian Brown | FBI Special Agent Courtney Krieger | Helaine Morgan | 1 | 1 |
| Grant Harvey | Ian Maddux | Conner | 1 | 1 |
| Greg Serano | Jalen Washington | Lawrence Chastang | 1 | 1 |
| Helen Eigenberg | Lt. Cmdr. Amanda Wilkerson | Mariana Griffith | 1 | 1 |
| Jeremy Ratchford | Baltimore Police Detective Ramsey Malone | Richard Marino | 1 | 1 |
| Jessica Tuck | Gloria Caplinger | Sheila Fontaine | 1 | 1 |
| Jim Beaver | Captain Tom O’Rourke | Rig Manager Jackson Hauser | 1 | 1 |
| Joe Holt | Navy Captain Jack Wallace | DEA Agent Will Banks | 1 | 1 |
| John Livingston | Will Pritchard | Paul Jenks | 1 | 3 |
| Kurt Yaeger | Freddie Linn | Kevin Simms | 1 | 1 |
| Mac Brandt | Jake Spoke | Roland McCann | 1 | 1 |
| Meg Steedle | Amanda Kendall | Cheryl Evans | 1 | 1 |
| Melissa Farman | Alexis Ross | Jessica Levy | 1 | 1 |
| Michael Reilly Burke | Frank Connell | General John Walsh | 1 | 1 |
| Michael Welch | Kody Meyers | Kevin Heller | 1 | 1 |
| Molly Hagan | Audrey Vetter | Elaine Jarrett | 1 | 1 |
| Nikolai Nikolaeff | Xavier Zolotov | Luka Osman | 1 | 1 |
| Randy Vasquez | ATF Special Agent Philip Caffey, NCIS Agent Roger Voight | Naval Intelligence Commander Downey | 2 | 1 |
| Ray Campbell | Tatum Dell | Retired Navy Captain Mike Hogan | 1 | 1 |
| Russell Wong | Special Agent in Charge Feng Zhao | Cam Lin | 1 | 1 |
| Scott Michael Campbell | Robert Miller | Alec Norris | 1 | 1 |
| Tim De Zarn | David Runion | Retired Navy Lieutenant Paul Hare | 1 | 1 |
| Tim Guinee | Bart Lemming | DHS Agent Lamont | 1 | 1 |
| Titus Makin, Jr. | Navy Ensign Thomas Burke | Navy Petty Officer Boone | 1 | 1 |
| Tobias Jelinek | Bodie Whitman | Will Kirby | 1 | 1 |
| Wes Brown | Marine First Lieutenant Jeremy Nolan | Navy Chief Petty Officer Phil Martino | 1 | 1 |
| James MacDonald | Capt. Faul, Navy Admiral Norton Padgett | Marine Captain Tom Garrett | 2 | 1 |
| Matthew Rauch | Man | Philip Sinclair | 1 | 2 |
| Reggie Austin | Navy Lieutenant Carlton Mane, Peter Braden | Terry Jenkins | 2 | 1 |
| Adam J. Harrington | Coast Guard Commander Sam Hendrix | Jason Axelrod | 1 | 1 |
| Arjay Smith | Roy | Carlton Boone | 1 | 1 |
| Carlin James | Navy Seaman Felix Pittorino | Tanawat "Tan" Benjawan | 1 | 1 |
| Cristine Rose | Pat Stone | Hannah Tarlow | 1 | 1 |
| David Burke | George Ingram | Bernard Lanier | 1 | 1 |
| David St. Louis | Gerald Lucas | Reynolds | 1 | 1 |
| Derek Ray | Navy Lieutenant Commander David Hernandez | Navy Chief Petty Officer Ryan Jansen | 1 | 1 |
| Dylan Kenin | Freddie Fountain | Willard Kurtz | 1 | 1 |
| Frederick Koehler | Simon Gravy | Elliot Whitman | 1 | 1 |
| J. Downing | Avis Boyle | Justus Bancroft | 1 | 1 |
| John Posey | Lance Simmons | Charles Fox | 1 | 1 |
| Jonathan Medina | Navy Commander Ted Morgan | CGSI SAIC Michael Martin | 1 | 1 |
| Joseph Melendez | Reymundo Diaz | Luis Benicio | 1 | 1 |
| Kaitlyn Black | Melissa Newhall | Judy Brown | 1 | 1 |
| Lawrence Kao | Pete Cannizaro | Damon Yang | 1 | 1 |
| Matt Riedy | Navy Rear Adm. Kenneth Kirkland | Navy Admiral Carlton Hume | 1 | 1 |
| Michael Grant Terry | Marine Sergeant Theodore "Ted" Lemere | Toby Fontaine | 1 | 1 |
| Philip Anthony-Rodriguez | Former Marine LCPL Lloyd Jackson | Navy Captain Michael Dawson | 1 | 1 |
| Rob Nagle | Wayne Usher | NOPD Commander Malcolm Armand | 1 | 1 |
| Shelley Robertson | Navy Captain Beverly Sharp | Nessa Mitchell | 1 | 1 |
| Tom Degnan | Lonnie Davis | Matt Aufiero | 1 | 1 |
| Wolé Parks | Navy Captain Michael Laramie | Jordan Spencer | 1 | 1 |
| Boise Holmes | Security Guard, Security Supervisor | Brad Collins | 2 | 1 |
| Chris Marroy | Pilot | Hamilton's Aide, ICE Agent Dunham | 1 | 2 |
| Barry Shabaka Henley | Earl Goddard | Baton Rogue Detective Todd Lamont | 1 | 1 |
| Brandon Fobbs | Coast Guard Petty Officer Third Class Ben Cooper | Captain Will Dorsey | 1 | 1 |
| Chris Tardio | Former Marine PFC Kenneth Dixon | Elias Watkins | 1 | 1 |
| Cliff Simon | "Sea Voyager's" Captain | Dmitry Babakov | 1 | 1 |
| Darri Ingolfsson | Dwight Colton | Karl Baptiste | 1 | 1 |
| Doris Morgado | Andrea Aldridge | Bella Pearl | 1 | 1 |
| Garrett Hines | Marine Lance Corporal Samuel Cross | Cal Vernon | 1 | 1 |
| Gino Anthony Pesi | Doug Fisher | Max Wolf | 1 | 1 |
| Ilia Volok | Burly Man, Kostya Valkov | Burly Man | 2 | 1 |
| James Black | Gate guard | Special Agent Perkins | 1 | 1 |
| Jim Klock | Deputy Attorney General Brett Gaines | Detective Simms | 1 | 1 |
| Julie Ann Emery | Erin Pace | NCIS Special Agent Karen Hardy | 1 | 1 |
| Kate Beahan | D.G.S.I. Divisional Commissioner Colette Girard | ADFIS Agent Naomi Parsons | 2 | 1 |
| Kirsten Nelson | Beth Banks | Vivian Lambert | 1 | 1 |
| Laura Seay | Anna Dillon | Dana Wells | 1 | 1 |
| Lilli Birdsell | Jill Reynolds | Rachel Grant | 1 | 1 |
| Mandy Levin | Shirley Ives | Louisiana State Police Detective Christina Cooper | 1 | 1 |
| Matt Biedel | Navy Lieutenant Kevin Daly | Arthur Brown | 1 | 1 |
| Matt Bushell | Marine Lt. Rob King | Hunter Franz | 1 | 1 |
| Matthew Alan | Navy Lieutenant Paul Booth | Troy Spooner | 1 | 1 |
| Michael Graziadei | Chuck | Kai Bryant | 1 | 1 |
| Ramón de Ocampo | Navy Lieutenant Thomas Gorman | Navy Commander Josh Newman | 1 | 1 |
| Robert Neary | Travis Cook | Officer Carter | 1 | 1 |
| Rodney Rowland | Operations Officer Jonah McGuire | Chief Petty Officer John Neville | 1 | 1 |
| Scott Klace | Dr. Timothy Hass | Robert Nolan | 1 | 1 |
| Shani Atias | Stoic Afghan Girl | Francesca "Frankie" Alvarez | 1 | 1 |
| Stephanie Erb | Rachel Nasry | Molly Layne | 1 | 1 |
| Tom Schanley | Navy Lieutenant Dean Massey | Anthony Flanders | 1 | 1 |
| Tony Winters | Admiral Gene Halverson | Deputy Secretary of DHS | 1 | 1 |
| Troy Winbush | Former Marine 1st Lieutenant Sam Keeler | Navy Master Chief Petty Officer Jolly | 1 | 1 |
| West Liang | Peter Kessler | Covington Police Officer Tim Breaux | 1 | 1 |
| Andrew Borba | Doctor Phillip Heller | Navy Captain Roger Marcus | 1 | 1 |
| Austin Cauldwell | Ryan Aaronson | Carsen Donner | 1 | 1 |
| Chad Addison | Young Eric Jurel | Frank Broussard | 1 | 1 |
| Clark Freeman | Bill Lester | Walt Jeffries | 1 | 1 |
| Cliff Chamberlain | Peter Buck | CTO Elliot Laroche | 1 | 1 |
| Coby Ryan McLaughlin | Pete Wilkins | Ken Crawford | 1 | 1 |
| Cooper Thornton | Navy Captain Peter Vandevere | Coast Guard Captain Stark | 1 | 1 |
| David Tom | Maple | Phil Burke | 1 | 1 |
| Garikayi Mutambirwa | Augie Breen | Edward Lamb | 1 | 1 |
| Joe Egender | Robert Graves | Luke Elliott | 1 | 1 |
| Konstantin Lavysh | Yuri | Nicolas "Nico" Antonich | 1 | 1 |
| Kyle Davis | John ‘Diesel’ Stevens | Rodney Abbott | 1 | 1 |
| Larry Clarke | Director | Morgue Security Guard Darrel Carson | 1 | 1 |
| Matt Battaglia | P.O. Porcaro | Air Force Lieutenant Colonel Snow | 1 | 1 |
| Matt Jayson | Edgar Stump | Colonel Rafiq Kassar | 1 | 1 |
| Ron Melendez | Navy Lieutenant Gregory Dennis | State Senator William Klain | 1 | 1 |
| Sammy Sheik | Iraqi Militia Guard at Road Block | Aram Nader | 1 | 1 |
| Scott Lowell | Terry Thomas | Trevor Bell | 1 | 1 |
| Sherman Augustus | Marine Cpt. Daniel Lemay | Jack Hardin | 1 | 1 |
| Chelsey Crisp | Grace Penland | Marilyn Reed | 1 | 1 |
| Cyd Strittmatter | Joanne Wright | Kimberly Murdock | 1 | 1 |
| Gabriel Olds | Gregg Norvell | Oliver Huntington | 1 | 1 |
| Jason Downs | Todd Renfro | Malcom Donner | 1 | 1 |
| John Cothran, Jr. | Alfred Holbrook | Elliott Newman | 1 | 1 |
| Matthew Florida | Kyle Severin | Navy Petty Officer Eric Hewitt | 1 | 1 |
| Nicholas James | Navy Seaman Derek Balfour | Navy Lieutenant Lewis Collier | 1 | 1 |
| Nicole J. Butler | Coordinator | Monica Grange | 1 | 1 |
| Russell Richardson | Army Sergeant Chad Spooner | Marcus Martel | 1 | 1 |
| Aubrey Deeker | Former Navy Commander Brian Mitchell | Navy First Class Petty Officer Jake Dern | 1 | 1 |
| Derrick McMillon | Lt. Scott Bowen | Shane Tash | 1 | 1 |
| Essam Ferris | Yann | Ansel Warshak | 1 | 1 |
| Johnny Sneed | CIA Agent Kramer | Don Lambert | 1 | 1 |
| Justin Prentice | Navy Ensign Michael Fox | Young Cade | 1 | 1 |
| Kristin Witt | Soccer Mom | Nurse | 1 | 1 |
| Lawrence Adimora | Navy Seaman Jacob Pierway | Kendrick Lewis | 1 | 1 |
| Samrat Chakrabarti | Jenner Blye | Jenner Blye | 1 | 1 |
| Wes McGee | Navy Petty Officer First Class Andrew Wells | Navy Lieutenant Davis | 1 | 1 |
| Jason Woods | Marine First Lieutenant Rick Romero | Navy Petty Officer Drew Clarkson | 1 | 1 |
| Tyler Ritter | Luca Sciuto | Luca Sciuto | 1 | 1 |
| Jay Jablonski | Navy Commander Peter Josephson | NCIS Special Agent Austin Hackett | 1 | 1 |
| Alex Quijano | Blye Head of Security Blake Huxley | Blye Head of Security Blake Huxley | 1 | 1 |
| Hans Marrero | Guard #1 | Navy OIC Lieutenant Rice | 1 | 1 |
| Joe Pistone | Prison Guard | Officer Mark Palmer | 1 | 1 |
| Cuyle Carvin | Navy Lieutenant Commander Oliver Happ | Luke Doucet | 1 | 1 |
| Thomas V. Owen | Brian Duane Roberts | NOPD Union Rep Drakes | 1 | 1 |
| Bryan Batt | Blye CFO Dalton Greenbrick | Blye CFO Dalton Greenbrick | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.