All 84 actors in both Chuck and NCIS: Los Angeles
84 actors have appeared in both Chuck and NCIS: Los Angeles, across 414 episodes. The most-credited is Mercedes Mason, Zondra in Chuck and DEA Agent Talia Del Campo in NCIS: Los Angeles.
| Actor | In Chuck | In NCIS: Los Angeles | Eps | Eps |
|---|---|---|---|---|
| Mercedes Mason | Zondra | DEA Agent Talia Del Campo | 2 | 7 |
| Anthony Ruivivar | Tommy Delgado | Mark Ruiz | 2 | 1 |
| Gary Cole | Jack Burton | Special Agent Alden Parker | 2 | 1 |
| Tom Choi | Skinny Guard | LAPD Officer Fong | 1 | 2 |
| Carl Lumbly | Ty Bennett | Navy Captain Charles Langston | 1 | 4 |
| Clare Carey | Kathleen McHugh | Helen McGuire | 4 | 1 |
| India de Beaufort | Jasmine | Alexandra Reynolds | 1 | 4 |
| Vinnie Jones | Karl Stromberg | Ricky Dorsey | 1 | 1 |
| Isaiah Mustafa | Greta #2 | Brent Duffy | 2 | 1 |
| David S. Lee | Boris Kaminsky | Pavel Volkoff | 1 | 3 |
| Patricia Rae | Bolonia Grimes | Anna Jenkins | 3 | 1 |
| Timothy V. Murphy | Mr. Gerlich | Isaak Sidorov | 1 | 4 |
| Allan Louis | Dr. Martin Kowambe | Dan Williams | 1 | 1 |
| Andrew Connolly | Jack Artman | Jacobus Troyger | 1 | 1 |
| Jean-Christophe Febbrari | Pierre Melville | Evan Labelle/Pons Laurent | 1 | 1 |
| Ken Davitian | "Uncle" Bernie Ominsky | Narek | 1 | 1 |
| Kim Swennen | Denise | LAPD Cop #2, NCIS Agent #2 | 1 | 3 |
| Matt Riedy | SWAT Captain | Victor Potter | 1 | 1 |
| Pasha Lychnikoff | Victor Federov | Michael Zhrov | 1 | 2 |
| Zoran Korach | Guard #2 | Romanian Guard, Semyon | 1 | 2 |
| Aisha Kabia | Green Shirt Gal | Coast Guard Lieutenant Joyce Kelly | 1 | 1 |
| Alex Fernandez | Commandante Juan Pablo Turrini | Luis Perez | 1 | 1 |
| Anthony Azizi | Sheik Rajiv Amad | Adanan Al-Ahmadi | 1 | 1 |
| Braeden Marcott | Wine Enthusiast | Behnam Navid | 1 | 1 |
| Brian Kubach | Drew | Joel Hardy | 1 | 1 |
| Carlos Lacamara | Juan Diego Arnaldo | David Fernandez | 1 | 1 |
| Christian Svensson | Frank / Yuri | Chovka Zelimov | 1 | 1 |
| Erin Cahill | Bobbi | FBI Special Agent Carole Gordon | 1 | 1 |
| François Chau | Guillermo Chan | Binh Tran | 1 | 1 |
| Gary Weeks | Freman | Clay Mastin | 1 | 1 |
| Gino Anthony Pesi | Bad Guy #1 | Navy Chief Petty Officer Green | 1 | 1 |
| Henri Lubatti | Nikos Vasillis | Safar Jaddalah | 1 | 1 |
| Jennifer Jalene | "Smooth" Lau | LAPD Detective Lisa Mayne | 1 | 1 |
| Lyn Alicia Henderson | Large Mart Associate | Gail Walker | 1 | 1 |
| Mary Pat Gleason | Morgue Technician | Landlady | 1 | 1 |
| Monét Mazur | Barbara | Secret Service Agent Natalie Giordano | 1 | 1 |
| Patrick Kilpatrick | Leader | Dallas Alder | 1 | 1 |
| Phoebe Neidhardt | Obnoxious Girl | Young Female Assitant | 1 | 1 |
| Steve Valentine | Von Hayes | Frankie Bolton | 1 | 1 |
| Chris Dotson | Scooter | Bryce | 2 | 1 |
| Kym Jackson | Masked Guest | Maya Yerzov | 1 | 2 |
| Treisa Gary | Wife, Woman | Judge | 2 | 1 |
| Brian Thompson | Cliff | CIA Officer Steven Erdnase | 1 | 1 |
| Faran Tahir | Farrokh Bulsara | Hassad Al-Jahiri | 1 | 1 |
| Harry Van Gorkum | Gavin | Harlan Holt | 1 | 1 |
| Jed Rees | Nathan "Ned" Rhyerson | NSA Analyst Gary Dill / Noah Leipzig | 1 | 1 |
| Jon Sklaroff | Dragan Pichushkin | Radovan Lazik | 1 | 1 |
| Marco Rodríguez | Rocky Falcone | Professor Rodrigo Tamariz | 1 | 1 |
| Matt Sigloch | Tactical Trooper | Drill Instructor | 1 | 1 |
| Mercy Malick | Instructor | SFPD Officer Nancy McGrath | 1 | 1 |
| Pam Trotter | Rachel the Nurse | Loretta Dawson | 1 | 1 |
| Tom Kiesche | Julius | Remo/Receptionist | 1 | 1 |
| Aaron Lustig | Government Scientist | Dr. Stanley Maslow | 1 | 1 |
| Fred Stoverink | Bartender | Tattooed Man | 1 | 1 |
| Johnny Kostrey | Waiter | Comescu Lieutenant | 1 | 1 |
| Maz Siam | Souad Al Habi | Munir Al Zarzi | 1 | 1 |
| Nicholas Guilak | Achmed Gambir | Sergeant Rabee Makar | 1 | 1 |
| Phil Abrams | Stanford Librarian | Ben Walker | 1 | 1 |
| Roberto Sanchez | Columbian | Owner | 1 | 1 |
| Aaron Ramzi | Lonnie | Dogan Malki | 1 | 1 |
| Anthony Palermo | Paolo | Club Owner | 1 | 1 |
| Ben Cain | Stark | Homeland Security Captain Kane | 1 | 1 |
| Benjamin Byron Davis | Villian | Waiter | 1 | 1 |
| Elaine Loh | Shari | LAPD Officer Lisa Chan | 1 | 1 |
| Frank Krueger | CIA Agent | Head of Security | 1 | 1 |
| Greg Collins | General Bauer | Michael Barnes | 1 | 1 |
| Jim Pirri | Father | Donald Banks | 1 | 1 |
| Mandy Levin | Woman | LAPD Detective Claire Taylor | 1 | 1 |
| Nick Gracer | Head Thug | Tagvor Covesian | 1 | 1 |
| Nina Fehren | Vixen #2 | Nurse Deborah Austley | 1 | 1 |
| Scott Alan Smith | Professor George Flemming | Scott Alan Smith | 1 | 1 |
| Yolanda Snowball | Justice of the Peace | SFPD Front Desk Cop | 1 | 1 |
| Donna Feldman | Salina | Kendra | 1 | 1 |
| George Ketsios | Paulie | Shooter | 1 | 1 |
| Mikal Vega | Large Agent | Security Guard #2 | 1 | 1 |
| Pablo Espinosa | Javier Diaz | LAPD Officer | 1 | 1 |
| Robert Okumu | Casino Guard | Bakri | 1 | 1 |
| Sterling Jones | Alex Coburn | Marine Major Jonathon Perkins | 1 | 1 |
| Matt Jayson | Handsome Cool Guy | Leo the Paparazzo | 1 | 1 |
| Mieko Hillman | Young Woman #1 | Olivia | 1 | 1 |
| Sanjay Chandani | Mason Whitney | Coroner | 1 | 1 |
| César García Gómez | Shifty Inmate | Low Rider | 1 | 1 |
| Nicolas Pajon | Ominous Customer | Eddie | 1 | 1 |
| Mo Anouti | Bodyguard #1 | Security Guard | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.