All 56 actors in both Law & Order: Special Victims Unit and Only Murders in the Building
56 actors have appeared in both Law & Order: Special Victims Unit and Only Murders in the Building, across 645 episodes. The most-credited is Jayne Houdyshell, Judge Ruth Linden in Law & Order: Special Victims Unit and Bunny Folger in Only Murders in the Building.
| Actor | In Law & Order: Special Victims Unit | In Only Murders in the Building | Eps | Eps |
|---|---|---|---|---|
| Jayne Houdyshell | Judge Ruth Linden | Bunny Folger | 11 | 14 |
| Noma Dumezweni | Chief Kathryn Tynan | Maxine Spear | 9 | 2 |
| Teddy Coluca | Landlord | Lester Coluca | 1 | 21 |
| Richard Kind | Jonas Dworkin, William Biegel | Vince Fish | 4 | 12 |
| Linda Emond | Dr. Emily Sopher | Donna DeMeo | 8 | 6 |
| Amy Ryan | Lorraine Hansen | Jan Bellows | 1 | 5 |
| Russell G. Jones | Hopkins | Dr. Grover Stanley | 1 | 11 |
| Zoe Margaret Colletti | Britney Moore | Lucy | 1 | 5 |
| Dianne Wiest | District Attorney Nora Lewin | Lorraine "Rainey" Coluca | 2 | 6 |
| Jeremy Shamos | Roger Pierce | Dickie Glenroy | 1 | 8 |
| Vanessa Aspillaga | Agent Brianna Kalke | Ursula | 1 | 11 |
| Michael Rapaport | Richie Caskey | Detective Kreps | 1 | 5 |
| Scott Bakula | Kent Webster | Scott Bakula | 1 | 1 |
| Bobby Cannavale | Kyle Novacek | Nicky Caccimelio | 1 | 5 |
| Bob Ari | Ezra Zuckerman, Ignatius Petty, Oliver Gelb | Becky's Dad | 3 | 1 |
| Veanne Cox | Lois Young, Social Worker | Dr. Maggie | 2 | 1 |
| Anthony Ruiz | Frank Abadilla, Hector Hernandez, Manager | José Torres | 3 | 3 |
| Aaron Dean Eisenberg | Coast Guard Officer Matthew Wooten | Braden Caccimelio | 1 | 4 |
| Caitlin Houlahan | Anne Holmes | Romy | 1 | 4 |
| Desmin Borges | Luis Cordova | Alfonso | 1 | 4 |
| Margaret Reed | Defense Lawyer, Felicia Chatham, Gretchen Blandon | Stage Manager | 4 | 1 |
| Alberto Bonilla | Ike Sanchez | Clerk | 1 | 1 |
| David Patrick Kelly | Orville Underwood | Miller | 1 | 3 |
| Adriane Lenox | Alva Tate, Judy Galton, Mrs. Tassler | Roberta Putnam | 3 | 2 |
| Andrea Bianchi | Assemblywoman Diane Garcia, Assistant D.A. Gina Masconi, Chrstilane | Sue | 4 | 1 |
| Becky Ann Baker | Mrs. Brice, Vivian Dodds | Linda | 2 | 1 |
| Griffin Dunne | Benno Gilbert | Milton Dudenoff | 1 | 2 |
| Jason Kravits | Joelle's Attorney, Principal Andrew Kilgore, Sandy Braun | Big Mike | 3 | 1 |
| Meredith Holzman | Counselor Naomi Ziegler, Moira Martell | Anita | 3 | 1 |
| Siobhan Fallon Hogan | Linda Leggatt, Melissa Raye | Mrs. Morris | 2 | 1 |
| Robert Turano | Alfonso Corrales, D.E.A. Agent Trayne, Gang Intel Detective | Doorman #5 | 5 | 1 |
| Damani Varnado | Antoine Wilson | Liam Grimsby | 2 | 2 |
| Mark Consuelos | Mike Martinez | Mabel's father | 1 | 1 |
| Adrian Martinez | Emilio Vasquez, Stuart Linderby | Gregg Rivera | 2 | 1 |
| Michael Benjamin Hernandez | Dan Castellano | Officer #1 | 1 | 2 |
| Wai Ching Ho | Gladys Tang, Susan Guan | Mei Mei | 2 | 1 |
| Ben Livingston | Dan Kenner | Charles's Father | 1 | 1 |
| Theo Stockman | Michael Wheeler | Petition Circulator | 1 | 1 |
| Johnny Hopkins | Tony Ramirez | Jimmy Russo | 1 | 1 |
| Lisa Kron | Judge Robin Schaeffer | Casting Director | 1 | 1 |
| Marylouise Burke | Marcy Cochran | Trixie | 1 | 1 |
| Sprague Theobald | Priest | White-Haired Actor | 1 | 1 |
| Quincy Dunn-Baker | Jimmy Trent | Kev | 1 | 1 |
| Salem Murphy | Nana | Conductor | 1 | 1 |
| Makia Martin | Angela Perry | Security Guard | 1 | 1 |
| Tony Plana | Monsignor Menendez | George | 1 | 1 |
| Melissa McCarthy | Jasmyn Jewell | Doreen | 1 | 1 |
| Devin Laron Chandler | Singer #3 | Arconia Worker 1 | 1 | 1 |
| James Ciccone | Detective Giordano, Peter O'Neil | Doorman #2 | 2 | 1 |
| LaTrisha Talley | Nurse | P.A. | 1 | 1 |
| Alexander Blaise | Pietro Fedeli | Investor #2 | 1 | 1 |
| John Sousa | Lenny | Zeus | 1 | 1 |
| Matt Louie | Waiter | Tim Kono Actor | 1 | 1 |
| Steven Strickland | Head of JTTF | Coffee Vendor | 1 | 1 |
| June Ballinger | Betty Morgan | Mrs. Biddle | 1 | 1 |
| Scott C. Robertson | Attorney Shore | Another White-Haired Actor | 1 | 1 |
← Law & Order: Special Victims Unit × Only Murders in the Building
Cast data from TVmaze, licensed CC BY-SA 4.0.