All 243 actors in both Grey's Anatomy and The Rookie
243 actors have appeared in both Grey's Anatomy and The Rookie, across 611 episodes. The most-credited is Bridget Regan, Dr. Megan Hunt in Grey's Anatomy and Monica Stevens in The Rookie.
| Actor | In Grey's Anatomy | In The Rookie | Eps | Eps |
|---|---|---|---|---|
| Bridget Regan | Dr. Megan Hunt | Monica Stevens | 1 | 19 |
| Lisseth Chavez | Kate Endris | Celina Juarez | 1 | 19 |
| Samantha Sloyan | Dr. Penelope Blake | Alice Sheldon | 19 | 1 |
| Joe Adler | Dr. Isaac Cross | Dan Marcie | 15 | 1 |
| Lauren Stamile | Nurse Rose | Agent Phoenix Danvers | 12 | 1 |
| Kate Mines | Nurse Gloria | Marjorie Smith | 17 | 1 |
| Currie Graham | Greg | Ben McRee | 1 | 7 |
| Michael Beach | Mr. Baker | Commander Percy West | 1 | 7 |
| Rebecca Field | Sabine McNeil | Sarah Murphy | 7 | 1 |
| Joe Williamson | Dr. Pierce Halley | Scott Wrigley | 22 | 1 |
| Robert Baker | Dr. Charles Percy | Helms | 14 | 1 |
| Jade Pettyjohn | Dr. Dani Spencer | Aimee | 6 | 1 |
| James Remar | James Evans | Tom Bradford | 6 | 1 |
| Mitch Pileggi | Larry Jennings | Rex | 9 | 1 |
| Mandy Levin | Dana Leggett | Dr. Walker | 1 | 7 |
| Frankie Faison | William Bailey | Christopher "Cutty" Clark | 4 | 2 |
| Holley Fain | Dr. Julia Canner | Lynn McDaniels | 5 | 1 |
| Shi Ne Nielson | Paramedic | Susan Banker | 7 | 1 |
| Ever Carradine | Athena | Evelyn Reed | 1 | 1 |
| José Zúñiga | Anthony Meloy | Nestor Garcia | 1 | 1 |
| Julia Rose | Chloe Yasuda | Aria Griffin | 3 | 1 |
| Marlene Forte | Carmen Delgado | Karla Juarez | 2 | 4 |
| Rome Flynn | Wendell Ndugu | Morris Mackey | 3 | 3 |
| Charles Michael Davis | Dr. Jason Myers, "Chest Peckwell" | Oliver Ashton | 6 | 3 |
| Tim Griffin | Ronny O'Malley | Aiden Warner | 5 | 2 |
| Johnny Rey Diaz | Noah Young | Javier | 5 | 1 |
| Jordan Belfi | Nick | Ross "Corkscrew" Tegan | 2 | 1 |
| Josh Stamberg | Tommy Walker | Dexter Hayes | 1 | 2 |
| Catfish Jean | Jermaine Talbott | Tyson Parks | 3 | 1 |
| Jane Daly | Meredith's Examiner | Patrice Evers | 1 | 5 |
| Chet Grissom | Uncle Pat | Luke Moran | 1 | 2 |
| Derek Smith | Robert Matthews | Connor Hart | 1 | 2 |
| Heather McComb | Rachel Burke | Marilyn Tenni | 1 | 1 |
| J. August Richards | Young Dr. Richard Webber | DEA Agent Xavier Lind | 2 | 1 |
| Jacqueline Obradors | Valeria Cardenas | Mrs. Mitchelssen | 3 | 1 |
| Jeffrey D. Sams | Andre | Dr. Solomon Lowell | 1 | 3 |
| Joelle Carter | Mary | Mrs. Mitchell | 1 | 1 |
| Kyle Secor | John Dickinson | Special Agent Sam Taggart | 3 | 2 |
| L. Scott Caldwell | Allison Cobb | Mabel St. Clair | 1 | 1 |
| Lauren Tom | Audrey Pascowitz | Vanessa Chen | 1 | 2 |
| Seth Green | Nick Hanscom | Jordan Neil | 2 | 1 |
| Skye P. Marshall | Mary Hodges | Kai De Vera | 1 | 1 |
| Valerie Cruz | Zona Cruz | Elena Ruiz | 1 | 2 |
| Annie Chang | Tammi Oyadomari | Officer Liz Diamond | 1 | 3 |
| Hilda Boulware | Ante Ndugu | Melba | 3 | 1 |
| Amanda Payton | Dr. Daphne Lopez | Anita | 1 | 2 |
| Ben Levin | Jeff | Scott Wickham | 1 | 2 |
| Brie Eley | Administrative Assistant | Mom | 2 | 1 |
| Connor Price | Corban Gregory | Be-Bop | 2 | 1 |
| Frances Fisher | Betty Johnson | Evelyn Nolan | 1 | 2 |
| Johanna Curé | Natalia Asaki | Linda | 2 | 1 |
| John Billingsley | Jacob Nolston | Kevin Scott | 2 | 1 |
| Juliette Myers | Paramedic | EMT | 4 | 2 |
| Oscar Peña | Jose Lopez | Chuy | 2 | 1 |
| T.J. Thyne | Aaron Morris | Ghost Hunter #1 | 2 | 1 |
| Veronica Cartwright | Lydia Ashford | Beatrice O'Malley | 2 | 1 |
| Mac Brandt | Paramedic #3 | Bank Robber | 4 | 1 |
| Amanda Leighton | Sarah Cassidy | Kyra Cook | 1 | 1 |
| Arye Gross | Adam Morris | Professor Meadows | 1 | 1 |
| Dana Davis | Gretchen | Monica | 1 | 1 |
| Derek Phillips | Dale Winick | Mack Daniels | 2 | 2 |
| Dohn Norwood | Lou | Deacon Joe | 1 | 1 |
| Ellen Crawford | Carrie Reisler | Shirley | 1 | 1 |
| Gregg Henry | Dr. Gracie | Judge | 1 | 1 |
| Hayley McFarland | Rory Williams | Ms. Marcos | 1 | 1 |
| Helen Slater | Nadia Shelton | Dr. Francine Barrett | 1 | 1 |
| Jee Young Han | Ingrid | Nancy Wu | 1 | 1 |
| Jim Ortlieb | Jack O'Brien | Judge Stevens | 1 | 1 |
| John Siciliano | Jeff | Mitch | 1 | 1 |
| Joshua Bitton | Harry Adkins | Ethan Cissane | 1 | 1 |
| Kai Lennox | Speed | Distressed Man | 1 | 1 |
| Mackenzie Marsh | Val Ashton | Carrie | 3 | 1 |
| Mary-Margaret Humes | Nancy Jennings | Monica Ochoa | 1 | 1 |
| Matthew Alan | David Fisher | Ryan Davis | 1 | 1 |
| Patrick Fischler | Jake Steiner | Mr. Karga | 1 | 1 |
| Veronica Diaz-Carranza | Mercedes Hernandez | Erica Lawrence | 1 | 1 |
| Gina Hecht | Mrs. Sutton | Dr. Meg Davidson | 1 | 2 |
| Ness Bautista | Patrick | Officer Hall | 1 | 2 |
| Raphael Sbarge | Paul | Jonah Russell | 2 | 1 |
| Siena Goines | Natasha Deon | Riley Templeton | 2 | 1 |
| Alimi Ballard | Brent | Langston Bryant | 1 | 1 |
| Alyson Reed | Anna From HR | Tenant #1 | 1 | 1 |
| Ashley Tavares | Heather Young | Receptionist | 2 | 1 |
| Brian Letscher | Mr. Epley | US Marshal Kip Wilcox | 1 | 1 |
| Brit Morgan | Erica Marsh | Megan | 1 | 1 |
| Chris Conner | Mr. Nyles | Nicholas Colston | 1 | 1 |
| Eve Brenner | Enid | Ruth | 1 | 1 |
| Joe Nieves | Michael Baker | Conrad Bataglia | 1 | 1 |
| Joshua Malina | Seth Hammer | Not Max | 1 | 1 |
| Kari Coleman | Mother | Susan | 1 | 1 |
| Kathe Mazur | Mrs. Epstein | Lawyer | 1 | 1 |
| Shenita Moore | Nurse | Waitress | 2 | 1 |
| Taylor Nichols | Rick Humphrey | Matt Christian | 1 | 1 |
| Adam Shapiro | Pete | Jonathan Knight | 2 | 1 |
| Roshawn Franklin | Todd Holmes | Head Shot | 1 | 2 |
| Sean Anthony Baker | Joseph Scott | Detective Scanlon | 1 | 2 |
| Anthony Azizi | Syrian Doctor | Peter Askari | 1 | 1 |
| Cara Mitsuko | Robin | Park | 1 | 1 |
| Chelsea Alden | Danielle Gordon | Garrett's ex-wife | 1 | 1 |
| David Burke | Don | Tim's Doctor | 1 | 1 |
| David DeLuise | Charlie Connor | Truman | 1 | 1 |
| Drew Powell | Carl Shatler | Eric 'Knuckles' Mills | 1 | 1 |
| Drew Rausch | John Finch | Sheriff Steve McNeese | 1 | 1 |
| Erica Piccininni | Barbara Collins | Regina Olsen | 1 | 1 |
| Geoffrey Rivas | Stu Vargas | Howard Green | 1 | 1 |
| Gil McKinney | Chris | Barry Langley | 1 | 1 |
| Helen Eigenberg | Lillian Campion | Opal Jesper | 1 | 1 |
| Hugh Holub | Dr. Ben Warren | Priest | 1 | 1 |
| Jay Ali | Doug | Detective Singh | 1 | 1 |
| Jon Curry | Fred Fisher | Cosgrove | 1 | 1 |
| Kristen Ariza | Angela | Maria Herrera | 1 | 1 |
| Linara Washington | Gretchen McKay | Alice Hicks | 1 | 1 |
| Myndy Crist | Diane Hanson | Abby | 1 | 1 |
| Ramón de Ocampo | James Benton | Craig's Brother | 1 | 1 |
| Rebecca Metz | Brenda Lawson | Medical Examiner | 1 | 1 |
| Scott Michael Campbell | Mr. Hubble | Julius | 1 | 1 |
| Sharif Atkins | Josh Greene | Police Officer | 1 | 1 |
| Sonya Leslie | Rita | Kiara Clemons | 1 | 1 |
| Susan Chuang | Naomi Evans | Chief Coleman | 1 | 1 |
| Vanessa Martinez | Gretchen Price | Elena | 1 | 1 |
| Anthony Keyvan | Miguel Aranda | Diego De La Cruz | 1 | 2 |
| Jason David | Eli | Tyler | 1 | 2 |
| John Paul Pitoc | Billy Sheehan | Roy Hajek | 1 | 2 |
| Rigo Sanchez | Stan the Paramedic | Salvador Arroyo | 2 | 1 |
| Annie Fitzgerald | Kathy Nelson | Diner Manager | 1 | 1 |
| Antonio Leon | Detective Mitch Proust | Judge William Abassi | 1 | 1 |
| Assaf Cohen | Aamir Elshami | Deon Laetner | 1 | 1 |
| Austin Basis | Devin | Deputy Kingston | 1 | 1 |
| Brett Rickaby | Mr. Weston | Rodney Acker | 1 | 1 |
| Christopher Meyer | CJ Madison | Malcolm | 1 | 1 |
| Don McManus | Samuel Linden | Officer Joel Chambers | 1 | 1 |
| Fiona Rene | Janice | Det. Misha Porter | 1 | 1 |
| Greg Cromer | Dana | Captain Tom Weatherby | 1 | 1 |
| Jai Rodriguez | Max | Griffin | 1 | 1 |
| Jennifer Say Gan | Dr. Keating | Jade | 1 | 1 |
| Judith Moreland | Mrs. Baer | Linda Brooks | 1 | 1 |
| Julie Lancaster | Dina | Rita Daws | 1 | 1 |
| Kevin Will | Len Gantry | Joe | 1 | 1 |
| Michael Patrick McGill | Bob Corson | Harvey | 1 | 1 |
| Miriam A. Hyman | Michelle Williams | Broke Tennant | 1 | 1 |
| Randy J. Goodwin | Eric Young | Jeff Turner | 1 | 1 |
| Rico E. Anderson | Donnie | Amari | 1 | 1 |
| Robbie Kay | Christopher Daniels | Simon Parks, Jr. | 1 | 1 |
| Sharmita Bhattacharya | Meadow Fischer | Krishna's Girlfriend | 1 | 1 |
| Tacey Adams | Widow Amos | Maeve Walker | 1 | 1 |
| Tyler Ritter | Paul Zarr | Mark Wyatt | 1 | 1 |
| Valeri Ross | Lois | Dr. Rogers | 1 | 1 |
| Walter Perez | Russ | Winslow Harris | 1 | 1 |
| Danielle Kennedy | Angry Woman | Trudie Harvin | 2 | 1 |
| Jim Lau | Examiner #4 | Patrick Chen | 2 | 1 |
| LisaGay Hamilton | Dr. Connie Ryan | Henry's Doctor | 2 | 1 |
| Audrey Moore | Susan | Faith Wilson | 1 | 1 |
| Elizabeth Grullon | Abigail Hayes | Kate Hill | 1 | 1 |
| Eugene Byrd | Danny Ford | Tenant #2 | 1 | 1 |
| Jessika Van | Marni Young | Monica Ditmar | 1 | 1 |
| Johnny Pacar | Friday Harbor Hospital Doctor | Nestor | 1 | 1 |
| Kimberley Drummond | Allie Best | Sasha | 1 | 1 |
| Lak Rana | N.D. Peds Surgeon | Krishna | 1 | 1 |
| Michael Esparza | Marcus | Russell Scanlin | 1 | 1 |
| Michael Reilly Burke | Mr. Finch | Fred Mitchell | 1 | 1 |
| Reggie Watkins | Ashley Wright's Husband | Keon | 1 | 1 |
| Roxanne Hart | Dana Seabury | Maris Town | 1 | 1 |
| Sam Daly | Will Jones | Sam Warrick | 1 | 1 |
| Shelli Boone | Paula Glass | Detective Olivia Terry | 1 | 1 |
| Stephanie Czajkowski | Firefighter Carroll | Jordan Conner | 1 | 1 |
| Rhomeyn Johnson | Manager | Captain Kitty | 2 | 1 |
| Adam Busch | Fred Wilson | Mike Garvey | 1 | 1 |
| Alexandra Billings | Donna Gibson | Sergeant Stella Porter | 1 | 1 |
| Brady Smith | Mike Purdy | Rico | 1 | 1 |
| Brandon Black | Jeremy | Bobby | 1 | 1 |
| Brian Maillard | Perfusionist | Dr. Jones | 1 | 1 |
| Cathryn Dylan Ortiz | Maxine | Ghosted Girlfriend | 1 | 1 |
| Gabriel Tigerman | Noah Reynolds | Rhiannon's Lawyer | 1 | 1 |
| Garrett Coffey | Nate Ardilla | Male Jogger | 1 | 1 |
| Gilles Marini | Michael | Olivier Marceille | 1 | 1 |
| Lori Alan | Ellen Weaver | Gary's Neighbour | 1 | 1 |
| Luciana Faulhaber | Emily Jensen | Macy Tomkins | 1 | 1 |
| Mark Harelik | Keith Polus | William Bloomfield | 1 | 1 |
| Markus Flanagan | Ed Hamilton | Danny Hill | 1 | 1 |
| Miya Horcher | James's Sister | Sarah | 1 | 1 |
| Page Leong | Dr. Cynthia Cu | Daniel's Mother | 1 | 1 |
| Philip Smithey | Paramedic Ted | Arnold | 1 | 1 |
| Sarah Grace White | Whitney | Elise | 1 | 1 |
| Steve Monroe | Orderly | Tony Coulson | 1 | 1 |
| Susan Santiago | Blanca Rodriguez | Hilda | 1 | 1 |
| Wilmer Calderon | Raul Aranda | Ralph Stevens | 1 | 1 |
| Austin Highsmith Garces | Amber Courier | Beth Daniels | 1 | 1 |
| Barry Livingston | Wayne Sheehan | Earl | 1 | 1 |
| Brett Schaberg | Process Server | Mutt | 1 | 1 |
| Brian McGovern | Dr. Randall Lutton | Randy Fischer | 1 | 1 |
| Brian Oblak | Daniel Rudin | FBI Profiler Marlin | 1 | 1 |
| Brianne Tju | Stacy | Finley | 1 | 1 |
| Chastity Dotson | Leslie Wilson | Deputy Megan Suriel | 1 | 1 |
| Ira Carmichael | Barber | Smugly | 1 | 1 |
| Ivar Brogger | Graham Cunningham | Dean Chatterton | 1 | 1 |
| Jonathan Nichols | Parent | Sebastian Hernandez | 1 | 1 |
| Josh Crotty | Lieutenant Hill | CHP Officer Sanborn | 1 | 1 |
| Joshua Triplett | Russell Porter | Isaac Young | 1 | 1 |
| Nate Bynum | Neurosurgeon #1 | Lewis | 1 | 1 |
| Sara Rowe | Nadia | Doreen Davis | 1 | 1 |
| Taylor Geare | Sage | Courtney Sutton | 1 | 1 |
| Alan Heitz | Applicant #1 | Ace | 1 | 1 |
| Chad Addison | Sam Roane | Justin | 1 | 1 |
| Clint Culp | Mr. Quaid | Bank Manager | 1 | 1 |
| Dave Florek | Herman Crum | R.J. | 1 | 1 |
| Jacy King | Whitney Englander | Bomb Tech Victoria | 1 | 1 |
| Kathryn Taylor Smith | Nurse Caroline | Paige Thomas | 1 | 1 |
| Mark Daneri | Tenant #4 | Motel Manager | 1 | 1 |
| Michelle C. Bonilla | Dr. Elena Chavez | Martina Sanchez | 1 | 1 |
| Molly Baker | Sharon Caldwell | Lawyer | 1 | 1 |
| Rey Borge | Bailiff | Delivery Man | 1 | 1 |
| Sandra Thigpen | Clara | Mrs. Parks | 1 | 1 |
| Victoria Kelleher | James's Mother | Dr. Weitzman | 1 | 1 |
| Cyd Strittmatter | Dr. Alicia Krause | QAnon Supporter | 1 | 1 |
| E-Kan Soong | Police Officer | Paramedic | 1 | 1 |
| Freda Foh Shen | Missy Grant | Maeve | 1 | 1 |
| Margaret Avery | Lucille Reed | Ruth Harper | 1 | 1 |
| Maurice Hall | Major William Allen | Jasper | 1 | 1 |
| Oren Skoog | Drunk Guy | Delivery Driver | 1 | 1 |
| Shelley Robertson | Arlene Travis | Samantha Bennett | 1 | 1 |
| Wyatt Walter | Vaughn Bishop | Fletcher Perry | 1 | 1 |
| Alain Uy | Captain Pat Aquino | Dahrio Salonga | 1 | 1 |
| Arriane Alexander | Gate Attendant | Katherine | 1 | 1 |
| Eddie Yu | Luke | Security | 1 | 1 |
| Jodi Harris | Audrey Hobart | Museum Director | 1 | 1 |
| Josh Fingerhut | Police Officer | Supplier | 1 | 1 |
| Ludwig Manukian | Bus Driver | George | 1 | 1 |
| Matt Kaminsky | Rashy Man | Hatchet Man | 1 | 1 |
| Vincent Duvall | Rick Henry | Captain Duane Tovar | 1 | 1 |
| Chelsea Marie Davis | Lilah | Student | 1 | 1 |
| Edgar de Santiago | Ralph | Bicho | 1 | 1 |
| Jonathan Erickson Eisley | Bartender | Reagan | 1 | 1 |
| Taneka Johnson | Nurse Khadijah | ER Doctor | 1 | 1 |
| Terry Woodberry | Police Officer | Clerk | 1 | 1 |
| Chase Kim | Lawyer | Lawyer | 1 | 1 |
| Wendy Schenker | Nervous Tenant | Neighbor Scarlett | 1 | 1 |
| Anton Narinskiy | Gunnar | Shawn Miller | 1 | 1 |
| Darren Dupree Washington | Reporter | Kennedy | 1 | 1 |
| Hymnson Chan | Hotel Employee | Clerk | 1 | 1 |
| James Wong | Medical Examiner | Doctor Brown | 1 | 1 |
| Jeffrey Markle | Greg | Bartender | 1 | 1 |
| John Churchill | Charlie | Captain Cannibal | 1 | 1 |
| Grinnell Morris | Intern #4 | Pompous Suit | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.