All 107 actors in both Cold Case and NYPD Blue
107 actors have appeared in both Cold Case and NYPD Blue, across 417 episodes. The most-credited is Gordon Clapp, Daniel O'Leary in Cold Case and Det. Greg Medavoy in NYPD Blue.
| Actor | In Cold Case | In NYPD Blue | Eps | Eps |
|---|---|---|---|---|
| Gordon Clapp | Daniel O'Leary | Det. Greg Medavoy | 1 | 17 |
| Michael J. Harney | Charlie Rinzler | Mike Roberts | 1 | 8 |
| Mark Rolston | Ari Gordon | Leon Broadus | 4 | 1 |
| Michael B. Silver | Rick | A.D.A. Leo Cohen | 1 | 4 |
| Susanna Thompson | Diane Yates '10 | Joyce Novak | 3 | 2 |
| Conor O'Farrell | Brogan Cooper (1968) | Det. Stuart Morrisey | 1 | 3 |
| Dean Norris | Wayne Nelson (1994-2006) | Father Jerry Downey | 1 | 3 |
| James Handy | Roger Raitt (2005) | Borough Commander Haverill | 1 | 7 |
| Marco Rodríguez | Manny Fernandez | Ramon Lopez | 2 | 1 |
| Richard Herd | Gene Karnow '08 | Jimmy McGowan | 1 | 2 |
| Aldis Hodge | Mason 'Runner' Tucker (1973) | Eddy | 1 | 1 |
| Shirley Knight | Dottie | Agnes Cantwell | 1 | 1 |
| Steve Ryan | Butch Rinaldi | Pat Carr | 1 | 1 |
| James Luca McBride | Jay Quincy | Officer Mike Shannon | 1 | 13 |
| Larry Joshua | Wayne Larkin | Capt. Clifford Bass | 1 | 4 |
| Tzi Ma | Bo-Li Chen '09 | Det. Harold Ng | 1 | 2 |
| Richard Gant | George Watson '09 | 8th Precinct Desk Sergeant Sudram, Desk Sergeant, Leroy Glover | 1 | 3 |
| Brigid Brannagh | Tina Bream (1998) | Sandy Rowe | 1 | 1 |
| Cress Williams | Jimmy Clarke | Silky | 1 | 2 |
| Don Swayze | Grant Hall (2007) | Alex | 1 | 2 |
| Fredric Lehne | Sam Royal | Mark Drennan | 1 | 1 |
| Harold Sylvester | Tom Lincoln | Det. Mike Conklin | 1 | 2 |
| Justina Machado | Amelia Flores | Elsa | 1 | 1 |
| Lee Garlington | Carol Prosser | Margret Lidz | 1 | 1 |
| Patricia Belcher | Margaret Trudlow (2008) | Detective | 1 | 1 |
| Patrick Fischler | Monty Moran '53 | Ken Thornton | 1 | 1 |
| Saxon Trainor | Jane | Officer Anne McGuire | 1 | 2 |
| Tim De Zarn | Ricky Stockvis | George Putnam | 1 | 3 |
| Gary Basaraba | Vinnie Buonaforte | Victor Carlin | 1 | 2 |
| Jay Acovone | Tom Collison (2005) | Raymond DiSalvo | 1 | 2 |
| Jessica Tuck | Charlotte Butler | Farrell McLeary | 2 | 1 |
| Amanda Wyss | Sonya Witkowski | Ellen Lewis | 1 | 1 |
| Brian Cousins | John | Chaz Hildum | 1 | 1 |
| Elizabeth Rodriguez | Gina Lopresi '10 | Amalia Lopez | 1 | 1 |
| Gareth Williams | Ian McGowan | Marty | 1 | 1 |
| Glenn Morshower | Ray Crawford | Special Agent Wilson | 1 | 1 |
| John Rubinstein | Rafe Gray | Matthew Bernstein | 1 | 1 |
| Karen Austin | Terri Maxwell | Jessica Herman | 1 | 1 |
| Michael Reilly Burke | Eric Whitley | Harry Benson | 1 | 1 |
| Robert LaSardo | Jesus Torres | Luis Hernandez | 1 | 1 |
| Jack Kehler | Evan Briggs '09 | Howard Coleman, Jimmy Step-and-a-Half | 1 | 2 |
| Kevin Cooney | Deputy Sheriff Ted Huffard | Doctor, Miles Grabiner | 1 | 2 |
| Louis Giambalvo | Ed Garrett | Dominic Bucci | 1 | 2 |
| Bradford Tatum | Evan Briggs '88 | Michael DiLeo, Roger Squires | 1 | 2 |
| Jack McGee | Bobby McCallister (2006) | Bob Daniels, Fort Lee Sergeant | 1 | 2 |
| Lawrence Pressman | Robert "Dobber" Metz (2007) | Arnold Rudman | 1 | 2 |
| Mackenzie Phillips | Sheila Swett | Mary Donaldson | 1 | 1 |
| Mary-Pat Green | Eugenia Karpathian | Bartender #2 | 1 | 1 |
| Ramon Franco | Ricardo Munoz | Richie Morales | 1 | 1 |
| Steven Williams | Ronde Brooks '09 | Lt. Nathan Stackhouse | 1 | 1 |
| William Lucking | Tom McCree (2006) | Chief Sam Burns | 1 | 1 |
| Zack Ward | Ed Dubinski | Jerry | 1 | 1 |
| Joe Sabatino | Al Walker | Giardella's Lieutenant, Guard | 1 | 3 |
| Julie Ariola | Betty Schmall | Elizabeth Silber, Marion Forbes | 1 | 2 |
| Mark Adair-Rios | Dante Gutierrez | Roberto Martinez | 1 | 2 |
| Chi Muoi Lo | Warren Lee '09 | Lyle Chow | 1 | 1 |
| Clifton Powell | Tom Bernard (2008) | Lewis Futrel | 1 | 1 |
| Ivonne Coll | Sonia Espinosa '10 | Latina Woman | 1 | 1 |
| Jack Conley | Detective Joe Connelly | Ron Duffy | 1 | 1 |
| Lillian Hurst | Bonita Rafael | Mrs. Marquez | 1 | 1 |
| Louis Mustillo | Walt Strickland | Tommy Furmento | 1 | 1 |
| Ronald Hunter | Jim Larkin | Bartender | 1 | 1 |
| Chris Ellis | Jim Horn (2008) | Marshal | 1 | 2 |
| Dwayne L. Barnes | Clinton | Rodney | 1 | 1 |
| Jeremiah Birkett | Toomey Nelson | Ricky Winston | 1 | 1 |
| Jill Andre | Louise (2005) | Mrs. Manning | 1 | 1 |
| Kathrine Narducci | Brenda (2004 / 2006) | Angela Biaggi | 1 | 1 |
| Michael Jace | Andre Tibbs (1994 - 2006) | A.D.A. Vernon Shore | 1 | 1 |
| Tamara Clatterbuck | Chelsey Simpson '95 | Deena Farnham | 1 | 1 |
| Tom Bower | Curtis Collins (2005) | Victor Ugo | 1 | 1 |
| Tom Wright | Doc Win | Kwasi Olushola | 1 | 1 |
| Vic Polizos | Lee (2005) | Fire Marshall Hauser | 1 | 1 |
| Zach Grenier | Ambrose Stone (1919) | Rudolf Wentz | 1 | 1 |
| Steven Anderson | David McKinney (2008) | Bob Marks | 1 | 2 |
| Warren Sweeney | M.C. (1968) | Medical Examiner Devlin | 1 | 2 |
| Beau Billingslea | Willie Dandridge (2005) | Detective Hankin | 1 | 1 |
| James DuMont | Will Harrell | Uniform Officer | 1 | 1 |
| Larry Brandenburg | Mike Richardson | Capt. Wallenbeck | 1 | 1 |
| Leon Russom | Owen Murphy (2006) | William Crawford | 1 | 1 |
| Manny Perez | Tut '10 | Tonio | 1 | 1 |
| Michael Rothhaar | Tommy '07 | Dr. Hulce | 1 | 1 |
| Raymond Ma | Hong '83 | Mr. Chow | 1 | 1 |
| Richard Portnow | Oscar Anderson '08 | Harry Bernstein | 1 | 1 |
| Aaron Lustig | Dr. Lason (1998) | Neurologist | 1 | 1 |
| Bill Henderson | George 'Tinkerbell' Polk | Verdis | 1 | 1 |
| Billy Gallo | Tony | Jimmy Del Marco | 1 | 1 |
| Christian Meoli | Angel Rivera | Phil Farr | 1 | 1 |
| J. Downing | Leon Kincade | Calendar D.A. | 1 | 1 |
| Jack Laufer | Roger Weaver | Dr. Irv Heller | 1 | 1 |
| Joel Anderson | Robert Mills | Ray Miller | 1 | 1 |
| Karl Makinen | Roy Easton | Jimmy Clayton | 1 | 1 |
| Paul Perri | Benson Ockley (1958) | Walter Markham | 1 | 1 |
| Robert Cicchini | Paul Chaney | Nicky Costantino | 1 | 1 |
| Ron Dean | Troy Cage (2005) | Vincent Mackie | 1 | 1 |
| Seth Isler | Ed Rosenthal | Bielski | 1 | 1 |
| April Grace | Maeve Bubley | Judy Foster | 1 | 1 |
| Frank Medrano | Lenny Delpy (2007) | Theo Costas | 1 | 1 |
| John Prosky | Dr. Thomas Rabinski | Frederick Converse | 1 | 1 |
| Maria Cellario | Nora '08 | Defense Lawyer | 1 | 1 |
| Michael Mantell | Ken Westin (2005) | Steve White | 1 | 1 |
| Mik Scriba | Sonny Carroll (1976) | Bartender | 1 | 1 |
| Bill Bolender | Mike 'Monkey' Mack '09 | Angus Riker | 1 | 1 |
| George Gerdes | Warden Wilbur | Louis Foreman | 1 | 1 |
| Sean Moran | Gil' (1997) | Drunk | 1 | 1 |
| Tom McCleister | Ernest Wayne Grabowski (2007) | Corrections Officer | 1 | 1 |
| Hans Howes | Sev Krol | Wino Bob | 1 | 1 |
| Al Pugliese | Otis Petrowski (2005) | Supervisor Kozyck | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.