All 103 actors in both Castle and Code Black
103 actors have appeared in both Castle and Code Black, across 220 episodes. The most-credited is Angela Relucio, Paramedic in Castle and Nurse Risa Park in Code Black.
| Actor | In Castle | In Code Black | Eps | Eps |
|---|---|---|---|---|
| Angela Relucio | Paramedic | Nurse Risa Park | 1 | 38 |
| Sunkrish Bala | Vikram Singh | Rowan Davies | 9 | 1 |
| Kathleen Rose Perkins | Elise Finnegan | Dr. Amanda Nolan | 1 | 4 |
| Michael Trucco | Detective Tom Demming | Tom Moreno | 4 | 1 |
| Christina Vidal | Jamie Ruiz | Dr. Gina Perello | 1 | 7 |
| Ever Carradine | Mirielle Lefcourt | Linda | 1 | 2 |
| Jordan Belfi | Beau Randolph | Andrew Ferryman | 2 | 1 |
| Rosalind Chao | Mimi Tan | Jae Eun | 1 | 2 |
| Alicia Coppola | Amber Patinelli | Karen Irvin | 1 | 1 |
| Annie Wersching | Dr. Kelly Nieman | Katie Miller | 3 | 1 |
| K Callan | Delores Marsh | Ruth | 1 | 1 |
| Patrick Fabian | Peter Monroe | Owen Edwards | 1 | 3 |
| Vedette Lim | Meadow | Liz Harington | 1 | 1 |
| Myko Olivier | Pi | Brandt | 7 | 1 |
| Jeff Hephner | Edmund Drake, Zalman Drake | Dr. Edward Harbert | 1 | 5 |
| Katherine Kamhi | Lina El-Masri | Denise | 2 | 1 |
| Patrick Fischler | Leo | CDC DD Gareth Reddick | 1 | 2 |
| Alex Fernandez | Capt. Marcus Donovan | Dr. Oscar Avila | 1 | 2 |
| Chris Coy | Zeke | Larry | 1 | 1 |
| Christopher Cousins | Nolan Burns | John Harris | 1 | 1 |
| Dina Meyer | Lady Irena | Joan Gilman Reeves | 1 | 1 |
| Gonzalo Menendez | Ronaldo | Secret Service Agent | 1 | 1 |
| Jaime Alvarez | Cal Harper | Orderly | 1 | 1 |
| John Billingsley | Dr. Harvey Larson | Mr. Hazelton | 1 | 1 |
| José Zúñiga | Alfredo Quintana | Chef Holder | 1 | 1 |
| Sarah Brown | Amanda Livingston | Elizabeth Harris | 1 | 1 |
| Scott Michael Campbell | Lee Travis | David Jacobs | 1 | 1 |
| Andres Perez-Molina | Peter Cordero | Medic #2, Medic #1, Paramedic 4 | 1 | 4 |
| Mark Famiglietti | Scott Weinberg | Jeremy Weeb | 1 | 2 |
| Neil Hopkins | Ted Carter | Gary Martin | 1 | 2 |
| Abigail Klein | Carrie | Nurse Eloise | 1 | 5 |
| Courtney Ford | Courtney Ford | Danielle Randall | 1 | 1 |
| Gail O'Grady | Margo Gower | Margaret O'Brien | 1 | 1 |
| Josh Braaten | Kyle Jennings | Frank, JT | 1 | 1 |
| Kathleen York | Kat Kingsley | Vicky | 1 | 1 |
| Kenneth Mitchell | Paul Whittaker | Cory Rockman | 1 | 1 |
| Michael Reilly Burke | Frank Nesbit | Frank Irvin | 1 | 1 |
| Paula Newsome | Debbie Parker | Margaret Wesley | 1 | 1 |
| Rebecca Field | Marilyn Kane | Lori Nicholson | 1 | 1 |
| Romy Rosemont | Nurse Lockhart | Dolores | 1 | 1 |
| Spencer Garrett | Evan Pierce | Marshall Barnes | 1 | 1 |
| Wes Ramsey | John Henson | Matt | 1 | 1 |
| Will Rothhaar | Jared Stone | Henry | 1 | 1 |
| Amy Stewart | Brandy Rossi | Katherine Lembeck | 1 | 2 |
| Benito Martinez | FBI Special Agent Sam Walker | Steve Jasso | 1 | 1 |
| Erin Way | Audrey O'Neill | Debbie Eldrich | 1 | 1 |
| James Eckhouse | Gene Vogel | Mr. Berlinger | 1 | 1 |
| Joe Williamson | Charlie Green | Richard | 1 | 1 |
| Josh Wingate | Greg Page | Damien | 1 | 1 |
| June Squibb | Jamie Isaacson | Dorothy | 1 | 1 |
| Laura Regan | Rebecca Siegel | Janie | 1 | 1 |
| Lisa Kaminir | Captain Edmunds | Lindsey Calhoon | 1 | 1 |
| Matt Gerald | Jimmy Wolfinsky | Mike | 1 | 1 |
| Tim Guinee | Andrew Haynes | Adam Benton | 1 | 1 |
| Peter James Smith | Agent Richmond | Dermatologist | 2 | 1 |
| Andy Umberger | Johnny Rosen | General Jefferson Cohn | 1 | 1 |
| Brian Howe | Aaron Lerner | Richard | 1 | 1 |
| Daniel Steven Gonzalez | Bronx PD Officer | Hector | 1 | 1 |
| David Starzyk | Lee Copley | Dave | 1 | 1 |
| Don McManus | Archie "The Savannah Hammer" Bronstein | Exorcist | 1 | 1 |
| Glenn Morshower | Defense Secretary Michael Reed | Dennis | 1 | 1 |
| Guy Wilson | Jeffrey McGuigan | Ranger | 1 | 1 |
| Jim Abele | Adam Greene | Gary | 1 | 1 |
| Joey Honsa | Sid's Wife | Cheryl | 1 | 1 |
| Lilli Birdsell | Samantha Williger | Susan Harris | 1 | 1 |
| Marta McGonagle | Daniel Santos' Neighbor | Gabriella | 1 | 1 |
| Nathan Anderson | Brent Reeves | Agent Matt | 1 | 1 |
| Robert Curtis Brown | Ian Busch | Senator Darren Stringer | 1 | 1 |
| Travis Wester | Paul Travers | Victor | 1 | 1 |
| Vanessa Martinez | Lara Blanco | Flora Saracho | 1 | 1 |
| Juan Alfonso | Delivery Man | Medic #1, Paramedic #3 | 1 | 2 |
| Colleen Foy | Lauren Goldberg | Melanie | 1 | 1 |
| Jae Jung | Receptionist | Paramedic #2 | 1 | 1 |
| Jill Andre | Lenanne Wellesley | Mrs. Cleery | 1 | 1 |
| Linara Washington | Christina Marx | Rebecca | 1 | 1 |
| Marlene Forte | Blanca | Lucia | 1 | 1 |
| Nick Jandl | Trey Harmon | Edwin | 1 | 1 |
| Ramona DuBarry | Reporter | Linda Kerman | 1 | 1 |
| Tommy Savas | Marcus Hiatt | Javi Gomez | 1 | 1 |
| Benjamin Ciaramello | Vin | Timothy 'Tim' Clark | 1 | 1 |
| Dean Cudworth | Michael Kirby | Sherrif | 1 | 1 |
| Kate Cobb | Gwen Parker | Bridget Kozelek | 1 | 1 |
| Millicent Martin | Oona Marconi | Marjorie | 1 | 1 |
| Omid Zader | Cab Driver | Sheriff | 1 | 1 |
| Sal Lopez | Priest | Drunk Man | 1 | 1 |
| Thomas Kopache | Abe Sandrich | Edwin Mercer | 1 | 1 |
| Adargiza De Los Santos | Receptionist | Drunk Women | 1 | 1 |
| Jeff Davis | Dave Johnson | Stanley | 1 | 1 |
| Albie Selznick | Dr. Paul Devlin | Dr. Silverman | 1 | 1 |
| Corey Mendell Parker | Reggie Dyson | Officer Combs | 1 | 1 |
| Matt Medrano | Officer Monfriez | Alvarez | 1 | 1 |
| Efrain Figueroa | Ray Salazar | Jose Sallander | 1 | 1 |
| Jim Garrity | Mitch Bauer | Fire Chief | 1 | 1 |
| Juan Monsalvez | Commander Walsh | Event Medic | 1 | 1 |
| Landon Ashworth | Mitch Yancey | Dane | 1 | 1 |
| Melanie Laenani Lewis | Daphne | Daisy | 1 | 1 |
| Charles Carpenter | Reporter | Stan | 1 | 1 |
| Mark Adair-Rios | Mario "Trucho" Mendoza | Jorge Delgado | 1 | 1 |
| Nikhil Pai | Troy Hurwitz | JJ Coyle | 1 | 1 |
| Ursula Burton | Ms. Cooper | Nurse | 1 | 1 |
| Amy Tolsky | Sue Williams | Mrs. Curtis | 1 | 1 |
| Cantrell Harris | Officer Ellroy | Fire Rescue | 1 | 1 |
| Catherine Christensen | Agent Adler | Kathryn Jones | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.