All 108 actors in both NCIS and NYPD Blue
108 actors have appeared in both NCIS and NYPD Blue, across 769 episodes. The most-credited is Susanna Thompson, Army Lt. Col. Hollis Mann in NCIS and Joyce Novak in NYPD Blue.
| Actor | In NCIS | In NYPD Blue | Eps | Eps |
|---|---|---|---|---|
| Susanna Thompson | Army Lt. Col. Hollis Mann | Joyce Novak | 8 | 2 |
| Robert Costanzo | Jimmy Napalitano | Alfonse Giardella | 1 | 6 |
| Melina Kanakaredes | Eleni Kostakis | Benita Alden | 1 | 5 |
| Tim Kelleher | NCIS Special Agent Christopher "Chris" Pacci | Uniformed Cop | 5 | 1 |
| Michael B. Silver | Nicholas Sandlock | A.D.A. Leo Cohen | 1 | 4 |
| Brigid Brannagh | Senator Constance Miller, Catherine Reynolds | Sandy Rowe | 3 | 1 |
| Carlease Burke | D'Arcy McKinna | Court Officer | 3 | 1 |
| Conor O'Farrell | William Danforth | Det. Stuart Morrisey | 1 | 3 |
| Don Swayze | Logan Clay, Pete Walker | Alex | 2 | 2 |
| Jack Conley | Metro Detective Danny Sportelli | Ron Duffy | 3 | 1 |
| John Finn | Marine Commandant Charles T. Ellison | Jimmy "Socks" Matloe | 3 | 1 |
| Wendy Makkena | Dr. Rachel Cranston | Det. Sharon LaSalle | 4 | 3 |
| Titus Welliver | Navy Capt. Roger Walsh | Dr. Mondzac | 1 | 4 |
| Al Sapienza | Maurice Riva, Cmdr. William Foley | Tommy | 3 | 1 |
| Alicia Coppola | Faith Coleman | Paula Anderson | 3 | 1 |
| Bertila Damas | Navy Master Chief Petty Officer Renee Quichera | Dee Dee Santini | 1 | 1 |
| Bruce Nozick | Harvey Grossman, Lacy | Det. Jimmy Abruzzo | 2 | 2 |
| Christian Clemenson | Perry Sterling | Timothy Bosham | 1 | 1 |
| Dean Norris | Vestman | Father Jerry Downey | 1 | 3 |
| Erick Avari | Col. Dan McClafferty | Rajesh | 1 | 1 |
| George Wyner | Randall Worthington | Teacher | 1 | 1 |
| Jack McGee | Det. Floyd, Richard "Rick" Jordan | Bob Daniels, Fort Lee Sergeant | 2 | 2 |
| Mary Pat Gleason | Nurse Wells | Mary Mosler | 1 | 1 |
| Paige Turco | Linda Pride | Officer Abby Sullivan | 1 | 1 |
| Sterling K. Brown | Elijah Banner | Kelvin George | 1 | 1 |
| Tim De Zarn | David Runion | George Putnam | 1 | 3 |
| Shannon Cochran | Mallory Linn | Lois Snyder | 1 | 4 |
| Barry Shabaka Henley | Earl Goddard | Archie Day, Roger Billings | 1 | 2 |
| Melora Walters | Susan Lowe | Holly Snyder | 1 | 2 |
| Richard Schiff | Harper Dearing | Vartan Illiescu | 3 | 1 |
| Dan Lauria | Emergency Room Guard Morgan Cade | George Garabedian | 1 | 1 |
| Don Stark | Marty Fiero | Dick Corday | 1 | 1 |
| Jay Acovone | Frankie Dean | Raymond DiSalvo | 1 | 2 |
| Jessica Tuck | Gloria Caplinger | Farrell McLeary | 1 | 1 |
| Lee Garlington | Mary Hanlan | Margret Lidz | 1 | 1 |
| Lourdes Benedicto | Rebecca Chidis | Gina Colon | 1 | 1 |
| Mark Rolston | George Westcott | Leon Broadus | 2 | 1 |
| Michael Beach | Metro Detective Robert Flowers | Officer Frank Quint | 1 | 2 |
| Nick Chinlund | Detective Steve Rosetti | Weldon Small | 1 | 1 |
| Patrick Fischler | George Stenner | Ken Thornton | 1 | 1 |
| Richard Doyle | War Veteran #2 | Paul Wilson | 1 | 1 |
| Wade Williams | Larry Purcell | Arnold Struel | 1 | 1 |
| Joe Sabatino | HRT Leader Horowitz | Giardella's Lieutenant, Guard | 2 | 3 |
| Jack Kehler | Tom Wilson | Howard Coleman, Jimmy Step-and-a-Half | 1 | 2 |
| Kirk Baltz | Bob Sweeney | Officer Daryl Guyce | 1 | 2 |
| Corin Nemec | Len Grady | Howie | 1 | 1 |
| Daniel Zacapa | Detective Martin Alonzo | EMS Officer | 1 | 1 |
| Jason Beghe | Blake Martin | Julian Kerbis | 1 | 1 |
| Karl Makinen | Marine Staff Sgt. James Dawson | Jimmy Clayton | 1 | 1 |
| Lawrence Pressman | Dr. Russell Pike, Secret Service Director | Arnold Rudman | 2 | 2 |
| Michael Reilly Burke | Frank Connell | Harry Benson | 1 | 1 |
| Tom Bower | Sheriff Miller Thompson | Victor Ugo | 1 | 1 |
| Zack Ward | Police Officer Billy Krieg | Jerry | 1 | 1 |
| Debra Christofferson | Rita Gregg, Uta | Geri Turner | 2 | 1 |
| Steven Anderson | Professor Daniel Redner | Bob Marks | 1 | 2 |
| Basil Wallace | Delphin Abaka | Reginald Harris | 1 | 1 |
| Derek de Lint | Dr. Stephen Bauer | Serge Deschanel | 1 | 1 |
| Donzaleigh Abernathy | NSA Deputy Director Ronda Ellis | Mrs. Danton | 1 | 1 |
| Gino Montesinos | Viggo Siggurdson | Colombian | 1 | 1 |
| Glenn Morshower | Cmdr. Robert Peters | Special Agent Wilson | 1 | 1 |
| Jim Holmes | Edgar Hayes | A.D.A. Randall Williams | 1 | 2 |
| José Zúñiga | Navy Capt. Dr. Adrian De La Casa | Bobby Ruiz | 1 | 1 |
| Ken Lerner | Albert Hencheck | David Neiberg | 1 | 1 |
| Kirk B.R. Woller | Lt. Commander Julius | Mitch | 1 | 1 |
| Ray Abruzzo | Rick Azari | Curtis Cangelosi | 1 | 1 |
| Chris Ellis | Gunnery Sgt. John Deluca | Marshal | 1 | 2 |
| Mark Adair-Rios | Iggy Mejia | Roberto Martinez | 1 | 2 |
| Robert Cicchini | Agent Daniel Snyder | Nicky Costantino | 2 | 1 |
| Beau Billingslea | Denny "Pop" Rydell | Detective Hankin | 1 | 1 |
| Bernard White | Afghani Ambassador Qasim Saydia | Gerardo | 1 | 1 |
| Caroline Lagerfelt | Mrs. Victoria Mallard | Kitty Lear | 1 | 1 |
| Fredric Lehne | Captain Graves | Mark Drennan | 1 | 1 |
| John Rubinstein | Bob | Matthew Bernstein | 1 | 1 |
| Larry Brandenburg | Hubble | Capt. Wallenbeck | 1 | 1 |
| Louis Mustillo | Emilio "Freckles" Zucado | Tommy Furmento | 1 | 1 |
| Mo Gallini | Andre Jones | Jay Dolinky | 1 | 1 |
| Richard Whiten | Police Lt. Jody Hampton | IAB Detective | 1 | 1 |
| Rick Worthy | Navy Captain Logan Doyle | Det. Elkins | 1 | 1 |
| Gerry Becker | William Baer | Arnold Cassell, Mr. Goldman | 1 | 2 |
| Warren Sweeney | Priest | Medical Examiner Devlin | 1 | 2 |
| Aaron Lustig | Doctor Victor Kalsa | Neurologist | 1 | 1 |
| Andi Carnick | Penny Block | Ann Delaney | 1 | 1 |
| Andi Chapman | Congresswoman Bernice Donaldson | Chandra | 1 | 1 |
| Brad Grunberg | Big Ed | Leon | 1 | 2 |
| Dan Hildebrand | Cassio Chavez | Mike | 1 | 1 |
| Del Zamora | Sergio Morales | Belisario | 1 | 1 |
| J. Downing | Avis Boyle | Calendar D.A. | 1 | 1 |
| Jeremiah Birkett | Dean Neil Pattterson | Ricky Winston | 1 | 1 |
| Richard Lineback | Chuck Winslow | Ernie Dowd | 1 | 1 |
| Tom McCleister | Mr. Green | Corrections Officer | 1 | 1 |
| Tom Wright | Warden Sam Kelleher | Kwasi Olushola | 1 | 1 |
| Annie O'Donnell | Agnes Anderstout | Maud Riker | 1 | 1 |
| Armando Molina | Miguel Fernandez | Paperhanger #1 | 1 | 1 |
| Brian Cousins | Jacob Torrance | Chaz Hildum | 1 | 1 |
| Javi Mulero | Earl Grieve | Joey | 1 | 1 |
| Johnny Williams | Carmen Lorenzo | Sammy Meyers | 1 | 1 |
| Leon Russom | Grandpa | William Crawford | 1 | 1 |
| Mik Scriba | Mr. Walters | Bartender | 1 | 1 |
| Ping Wu | Peter Liu | Woo Shu Kwan | 1 | 1 |
| Shaun Duke | Azid Abu Selom | Stan Heyward | 1 | 1 |
| Frantz Turner | Abe Mathison | Mr. Spinks | 1 | 1 |
| Gina Gallego | Judge Monica Fernandez | Consuelo Delgado | 1 | 1 |
| Paul Perri | Man | Walter Markham | 1 | 1 |
| John Prosky | Carl Dalton | Frederick Converse | 1 | 1 |
| Erin LeShawn Wiley | Corporal McClain | Felicia | 1 | 1 |
| George Gerdes | Field Marshall Nigel Rand | Louis Foreman | 1 | 1 |
| Monti Sharp | Handler | Rodney Wellstone | 1 | 1 |
| Chris Nelson Norris | Retired Marine Captain Chester Kelb | David Mitchell | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.