All 124 actors in both Chuck and NCIS
124 actors have appeared in both Chuck and NCIS, across 599 episodes. The most-credited is Scott Bakula, Steve Bartowski in Chuck and Special Agent Dwayne Cassius "King" Pride in NCIS.
| Actor | In Chuck | In NCIS | Eps | Eps |
|---|---|---|---|---|
| Scott Bakula | Steve Bartowski | Special Agent Dwayne Cassius "King" Pride | 6 | 4 |
| Vik Sahay | Lester Patel | Ajay Khan | 13 | 2 |
| Armand Assante | Premier Alejandro Goya | La Grenouille | 2 | 4 |
| Arnold Vosloo | Vincent Smith | Mossad Officer Amit Hadar | 3 | 3 |
| Bruce Boxleitner | Dr. Woody Woodcomb | Vice Admiral C. Clifford Chase | 2 | 2 |
| Ray Wise | Riley | Wayne Tobett | 3 | 1 |
| Clare Carey | Kathleen McHugh | Ann Gibbs | 4 | 2 |
| Katrina Law | Alexis White | Special Agent Jessica Knight | 1 | 2 |
| Matthew Willig | Yuri the Gobbler | NCIS Special Agent Simon Cade | 2 | 4 |
| Peter Jason | General Merriweather | Marine Sergeant Major Robert King | 1 | 2 |
| Scott Holroyd | Justin Sullivan | Navy PO Kevin Massey | 5 | 1 |
| Wendy Makkena | National Intelligence Director | Dr. Rachel Cranston | 1 | 4 |
| Cheryl Ladd | Emma Walker | Mary Courtney | 1 | 1 |
| Christopher Lloyd | Dr. Leo Dreyfus | Joseph "Joe" Smith | 1 | 1 |
| Robert Patrick | Col. James Keller | Colonel Merton Bell | 1 | 1 |
| Tim DeKay | Kieran Ryker | Senator Patrick Kiley | 1 | 1 |
| Mini Anden | Carina Miller | Hannah Bressling | 4 | 1 |
| Richard Burgi | Clyde Decker | Randall Hammond | 4 | 1 |
| Isaiah Mustafa | Greta #2 | Oliver Newcomb | 2 | 1 |
| David Burke | Mr. Mercer | George Ingram | 3 | 1 |
| Alex Fernandez | Commandante Juan Pablo Turrini | Joseph Flores | 1 | 2 |
| Allan Louis | Dr. Martin Kowambe | Navy Captain Dominick Wayne | 1 | 3 |
| Brian Thompson | Cliff | Master Chief Vince Nutter | 1 | 1 |
| Christopher Cousins | Bill Bergey | Jordan Jones | 1 | 1 |
| Clyde Kusatsu | Mr. Morimoto | Benjamin Franklin, Mister Takumi Rin | 1 | 2 |
| Gwendoline Yeo | Mei-Ling Cho | NCIS Special Agent Joanna Wright | 1 | 1 |
| Lela Loren | Elia | NCIS Special Agent Isabella Cortez | 1 | 1 |
| Mark Sheppard | Ring Director | Young Mr. Pain | 2 | 1 |
| Mercedes Mason | Zondra | Police Officer Heather Kincaid | 2 | 1 |
| Patrick Cohen | Bartender | Pastor Eddie Watkins, Petty Officer Third Class Dan Garscott | 1 | 2 |
| Roger Cross | Ring Agent | Lt. Cmdr. David Warfield | 1 | 1 |
| Steve Valentine | Von Hayes | Miles Wolf | 1 | 1 |
| Jill Czarnowski | Glenda Mitchell | NCIS Tech Ottsley, Girl Geek, MTAC Technician | 1 | 6 |
| Bob McCracken | Julius Burrow | Joshua Drewe | 1 | 1 |
| Carl Lumbly | Ty Bennett | Navy Rear Admiral Beau Hindley | 1 | 1 |
| Carlos Lacamara | Juan Diego Arnaldo | Joe Tabaraz | 1 | 1 |
| Christian Svensson | Frank / Yuri | Pirate #1 | 1 | 1 |
| Eric Lange | Colin Davis | William Lafferty | 1 | 1 |
| Erin Cahill | Bobbi | Navy Lieutenant Jessica Summers | 1 | 1 |
| François Chau | Guillermo Chan | Henry Deng | 1 | 1 |
| Henri Lubatti | Nikos Vasillis | Andre Yorka | 1 | 1 |
| Jennifer Jalene | "Smooth" Lau | Major Diane Vicks | 1 | 1 |
| John Kapelos | Yari Demetrios | Vice Principal Vic Castor | 1 | 1 |
| Lisa LoCicero | Daphne Peralta | Elena Devol | 1 | 1 |
| Omar J. Dorsey | St. Germaine | Vernon Dale | 1 | 1 |
| Peter Onorati | Wally Roberts | Chief of the Boat | 1 | 1 |
| Robert Picardo | Dr. Howard Busgang | Retired Marine Gunnery Sergeant Dale Harding | 1 | 1 |
| Shaun Toub | Dr. Mohammed Zamir | Khalid Mohammed Bakr | 1 | 1 |
| Trevor Torseth | Ring Assault Leader | Al Parker | 1 | 1 |
| Catherine Dent | Jane Robertson | Former NCIS Special Agent Whitney Sharp | 1 | 2 |
| Treisa Gary | Wife, Woman | Hannah | 2 | 1 |
| Jesse Heiman | Fernando | Frederick Pippin | 3 | 1 |
| Branton Box | Mercenary Guard | John Smith | 1 | 1 |
| Bronson Pinchot | Victor | George Burton | 1 | 1 |
| Darin Toonder | Steve | Curt Shapiro | 1 | 1 |
| David S. Lee | Boris Kaminsky | Veli Tupolev | 1 | 1 |
| Gino Anthony Pesi | Bad Guy #1 | Doug Fisher | 1 | 1 |
| Harry Van Gorkum | Gavin | Alton Brinkman | 1 | 1 |
| Jack Guzman | Drugged Interpol Agent #1 | Wade | 1 | 1 |
| Jason Kelley | Piano Player | Marine Master Sergeant Ramsey Dillon | 1 | 1 |
| Jon Sklaroff | Dragan Pichushkin | Jonathan Redding | 1 | 1 |
| Josie Davis | Serena | Marta | 1 | 1 |
| Karissa Vacker | Josie | Louisa Banner | 1 | 1 |
| Lee Reherman | Agent Simms | Sgt. Tuers | 1 | 1 |
| Lori Alan | Judy Roberts | Warden Diana Tully | 1 | 1 |
| Mandy Levin | Woman | Shirley Ives | 1 | 1 |
| Matt Sigloch | Tactical Trooper | Man | 1 | 1 |
| Michael Lesly | Armed Guard | Fireman #1 | 1 | 1 |
| Michael Wiseman | Lon Kirk | Chet Tyber | 1 | 1 |
| Roman Arabia | Juan | Volunteer | 1 | 1 |
| Tina Huang | Maureen Mitsubushi | Captain Boggs | 1 | 1 |
| Tom Choi | Skinny Guard | Navy Commander Bradley Hall | 1 | 1 |
| Tom Kiesche | Julius | Bob Whitehead | 1 | 1 |
| Vincent Duvall | Duncan | Officer Holt | 1 | 1 |
| Aaron Lustig | Government Scientist | Doctor Victor Kalsa | 1 | 1 |
| David L. King | Executive | Zullow Senior Vice President Lance Rama | 1 | 1 |
| David Paluck | Ship's Manager | Dir. Glenn Webb | 1 | 1 |
| Heather Olt | CIA Operative | Groundskeeper | 1 | 1 |
| Ian Gregory | Ring Boss | FAA Security Specialist Horace Barnes | 1 | 1 |
| Iqbal Theba | Peyman Alahi | Ramesh Sengupta | 1 | 1 |
| Jed Rees | Nathan "Ned" Rhyerson | Mashir Malik | 1 | 1 |
| Kym Jackson | Masked Guest | Phoebe Spitz | 1 | 1 |
| Leslie-Anne Huff | Bartender | Hillary Lange | 1 | 1 |
| Mary Pat Gleason | Morgue Technician | Nurse Wells | 1 | 1 |
| Matt Winston | Barclay | Rick Carvell | 1 | 1 |
| Michael Weaver | Dick Duffy | Thomas McAllister | 1 | 1 |
| Philip Shahbaz | Art Dealer | Doctor Hamza Bashar | 1 | 1 |
| Rick Hoffman | Agent Scary | Kelvin Ridgeway | 1 | 1 |
| Stephen O'Mahoney | Fulcrum Agent | CEO Paul Newhope | 1 | 1 |
| Yolanda Snowball | Justice of the Peace | Meeting Secretary | 1 | 1 |
| Andrew Kirsanov | Anatoli Zevlovski | The Russian | 1 | 1 |
| Anthony Palermo | Paolo | Nicholas “Nick” Bodeen A.K.A. Navy Commander | 1 | 1 |
| Ben Cain | Stark | Cy White | 1 | 1 |
| David Batiste | CIA Security Guard | Max Phillips | 1 | 1 |
| Fred Cross | Roni Eimacher | Roland Pulvino | 1 | 1 |
| Greg Collins | General Bauer | Police Officer Metro PD | 1 | 1 |
| Jeffrey Hutchinson | Auctioneer | Mister Dale Wagner | 1 | 1 |
| John Bobek | Nerdy Technician | Sergeant Barnes | 1 | 1 |
| Johnny Kostrey | Waiter | Air Force Crew Chief | 1 | 1 |
| Jonathan Sadowski | Laszlo Mahnovski | Lt. Norski | 1 | 1 |
| Larry Cedar | Interviewer | Jason Kaplan | 1 | 1 |
| Lyn Alicia Henderson | Large Mart Associate | ER Nurse | 1 | 1 |
| Mark Derwin | Detective Conway / Longshore | Marine Major Bradley Raines | 1 | 1 |
| Matt Riedy | SWAT Captain | Navy Rear Adm. Kenneth Kirkland | 1 | 1 |
| Michael Hagiwara | Therapist | Scholarly Man #1 | 1 | 1 |
| Mieko Hillman | Young Woman #1 | Jennifer Murphy | 1 | 1 |
| Nathan Sutton | Agent Epstein | Barry Goode | 1 | 1 |
| Nicholas Guilak | Achmed Gambir | Bassam | 1 | 1 |
| Roberto Sanchez | Columbian | Jose | 1 | 1 |
| Scott Alan Smith | Professor George Flemming | Det. Mauceri | 1 | 1 |
| Darren Keefe | Jim Yeager | Steven Baker | 1 | 1 |
| Debbie Campbell | Porter | Mary Elizabeth Donahue | 1 | 1 |
| John O'Brien | Older Technician | Bruce | 1 | 1 |
| Matt Jayson | Handsome Cool Guy | Edgar Stump | 1 | 1 |
| Pablo Espinosa | Javier Diaz | Arena Security Guard | 1 | 1 |
| Phil Abrams | Stanford Librarian | Hotel Manager | 1 | 1 |
| Ping Wu | Mr. Wu | Peter Liu | 1 | 1 |
| Sterling Jones | Alex Coburn | Marine Captain Dale Martens | 1 | 1 |
| Zoran Korach | Guard #2 | Metro Police Officer Verma | 1 | 1 |
| Kevin West | Lewis "Merlin" Charles | Mario | 1 | 1 |
| Tug Coker | Miles | Assistant State's Attorney Alan Wyner | 1 | 1 |
| Aaron Ramzi | Lonnie | Amir Hassan | 1 | 1 |
| Tim Chiou | Mighty Jock | Petty Officer Kevin Lim | 1 | 1 |
| Sanjay Chandani | Mason Whitney | Surgeon | 1 | 1 |
Cast data from TVmaze, licensed CC BY-SA 4.0.