All 62 actors in both ER and Hill Street Blues
62 actors have appeared in both ER and Hill Street Blues, across 477 episodes. The most-credited is George Wyner, Rabbi in ER and A.D.A. Irwin Bernstein in Hill Street Blues.
| Actor | In ER | In Hill Street Blues | Eps | Eps |
|---|---|---|---|---|
| George Wyner | Rabbi | A.D.A. Irwin Bernstein | 2 | 22 |
| Dan Hedaya | Herb Spivak | Ralph Macafee, Bum #1 | 4 | 5 |
| Lawrence Tierney | Jack Johnson | Sergeant Jenkins | 1 | 7 |
| Danny Glover | Charlie Pratt Sr. | Jesse John Hudson | 4 | 1 |
| James Cromwell | Bishop Stewart | Lowenhandler | 4 | 1 |
| Ron Rifkin | Dr. Carl Vucelich | Monty DiMair | 9 | 1 |
| Jim Haynie | Opthalmologist | Flynn | 1 | 2 |
| Lindsay Crouse | Dr. Anna Castiglioni | Kate McBride | 1 | 2 |
| Megan Gallagher | Kathy Snyder | Tina Russo | 2 | 2 |
| Michael Fairman | Mort Harris | Councilman Arnold Detweiler | 1 | 4 |
| Tony Plana | Priest | Kevin Herman Dracula, Roland Maxwell | 1 | 2 |
| Dan Lauria | Rick Simpson | Jim McNeil | 1 | 1 |
| Louis Giambalvo | Security Guard David Hilliker | Rob Nelson | 1 | 2 |
| Micole Mercurio | Marguerite Janeway | Ernie's Wife, Sylvia Selsen | 1 | 2 |
| Kathleen Lloyd | Dr. Mack | Nurse Linda Wulfawitz | 2 | 2 |
| Gerry Black | Mr. Fletcher | Detective Lieutenant Alf Chesley | 3 | 2 |
| Frances Bay | Georgia | Elizabeth Mies | 1 | 1 |
| George Murdock | Mr. Sidowski | Buck Remington | 1 | 1 |
| Miguel Ferrer | Mr. Parker | Carlos | 1 | 1 |
| Tony Perez | Mr. Mendoza | Officer Mike Perez | 1 | 3 |
| Liz Torres | Sarah Wilson | Suprette Owner | 2 | 1 |
| Dana Gladstone | Weingarten's Trepanation Expert | Marv Box | 1 | 1 |
| Jesse D. Goins | Mr. Paige | William Mullins | 1 | 2 |
| Joe Grifasi | Tom WIlliams | Ronnie Delacroce | 1 | 1 |
| Frank McRae | Freddie | Jerome Simmons | 2 | 1 |
| Ken Lerner | Harry Stopak, Stan Seidel | Dr. Harold Fenwick | 2 | 1 |
| Leo Rossi | Detective Cruson | Jon Gennaro | 2 | 1 |
| Dennis Lipscomb | Dr. Wilson | Mr. Vosca | 1 | 1 |
| Joe D'Angerio | Rezek | Irv | 1 | 1 |
| John Davis Chandler | Thornberg | Harvey Foster | 1 | 1 |
| Silvana Gallardo | Bertina | Mrs. Rodriguez | 1 | 1 |
| Todd Susman | Dr. Sam Jenkins | Ice Man | 1 | 1 |
| Kenneth Tigar | Dr. Keinholz | Randolph Scripps | 2 | 1 |
| Ruth Silveira | Chemo Tech Marni | Sister Agnes | 2 | 1 |
| Anne E. Curry | Claire's Mom | Dot Walker | 1 | 1 |
| Connie Sawyer | Kathy Brennan, Second Old Lady | Bag Lady | 2 | 1 |
| Michael Alldredge | Ray's Dad | Brandon | 1 | 1 |
| Eric Pierpoint | Mr. Dwyer | Tom Hopper | 1 | 1 |
| Ernest Harden Jr. | Mrs. Howard's Son-in-Law | James Wingate | 1 | 1 |
| Juney Smith | Linder | Celestine | 1 | 1 |
| Sandy Martin | Mrs. Zarian, Sister Helen | Abigail Mizell | 2 | 1 |
| Danny Mora | Guillermo | Huerta | 3 | 1 |
| Carmen Argenziano | Howard Davis | Leon DeGaulle | 1 | 1 |
| Richard Kline | Arnie Nadler | Arnold Resnick | 1 | 1 |
| Steve Eastin | Lorenzo | Harry Steel | 1 | 1 |
| David Selburg | Dr. Dyer | Doctor | 2 | 1 |
| Alan Blumenfeld | Rob Savage | Officer Schwartzman | 1 | 1 |
| Kenneth Kimmins | Mr. Spevacek | Mr. Anderson | 1 | 1 |
| Charles Cyphers | Injured Civil War Reenactor | Commander #1 | 1 | 1 |
| Jeffrey Alan Chandler | Mr. Skapinski | Terry Springer | 2 | 1 |
| Gary Grubbs | Emmett Chambliss | Earps | 1 | 1 |
| Greg Mullavey | Airplane Reject | Jerry McDonough | 1 | 1 |
| Michael Durrell | Bob Gilman | Joe Furillo | 1 | 1 |
| Veronica Redd | Gertie McDow | Alena | 1 | 1 |
| Mario Roccuzzo | Mr. Tanzi | Andrews | 1 | 1 |
| Joseph Whipp | Alan | Pit Boss | 1 | 1 |
| Kelly Jo Minter | Leah Russell | Kathy | 1 | 1 |
| Betty McGuire | Georgette | Trudy Sandler | 1 | 1 |
| Dean Wein | Security Sergeant | Bailiff | 1 | 1 |
| Christopher Darga | Wilson | Sterling | 1 | 1 |
| Randy Kovitz | Dr. Black | Officer Martin | 1 | 1 |
| Richard Hoyt Miller | Battalion Chief | Jimmy | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.