| Person | Type | Job | Role(s) |
|---|---|---|---|
 Aggie Guerard Rodgers | Crew | Costume & Make-Up | Costume Design |
 Alan Gibbs | Crew | Crew | Stunts |
 Arthur Coburn | Crew | Editing | Assistant Editor |
 Bo Goldman | Crew | Writing | Screenplay |
Bonnie Koehler | Crew | Editing | Assistant Editor |
Dale Wasserman | Crew | Writing | Theatre Play |
Dick Colean | Crew | Camera | Camera Operator |
Edwin O'Donovan | Crew | Art | Art Direction |
Fred B. Phillips | Crew | Costume & Make-Up | Makeup Artist |
 Haskell Wexler | Crew | Camera | Director of Photography |
Irby Smith | Crew | Directing | Assistant Director |
Irving Saraf | Crew | Crew | Post Production Supervisor |
 Jack Nitzsche | Crew | Sound | Original Music Composer |
Jane Feinberg | Crew | Production | Casting |
Jay Miracle | Crew | Editing | Assistant Editor |
Joe Acord | Crew | Art | Construction Coordinator |
Joel Chernoff | Crew | Production | Executive In Charge Of Production |
Joel Douglas | Crew | Production | Unit Production Manager |
 Ken Kesey | Crew | Writing | Novel |
Larry Jost | Crew | Sound | Sound Recordist |
Lawrence Hauben | Crew | Writing | Screenplay |
 Lynzee Klingman | Crew | Editing | Editor |
Martin Fink | Crew | Production | Associate Producer |
 Michael Douglas | Crew | Production | Producer |
 Mike Fenton | Crew | Production | Casting |
 Miloš Forman | Crew | Directing | Director |
Pat Jackson | Crew | Sound | Sound Editor |
 Paul Sylbert | Crew | Art | Production Design |
Richard Chew | Crew | Editing | Supervising Film Editor |
Robert C. Thomas | Crew | Camera | Camera Operator |
Saul Zaentz | Crew | Production | Producer |
Sheldon Kahn | Crew | Editing | Editor |
Terry E. Lewis | Crew | Art | Props |
Wayne Fitzgerald | Crew | Art | Title Designer |
Philip Rogers | Crew | Sound | Sound |
Natalie Drache | Crew | Directing | Script Supervisor |
George Hill | Crew | Camera | Grip |
Tom Bartholomew | Crew | Art | Painter |
Ted Whitfield | Crew | Sound | Music Editor |
Tom F. Thomas | Crew | Crew | Transportation Captain |
Kyle T. MacDowell | Crew | Lighting | Electrician |
Alonzo Brown | Cast | Actor | Miller |
 Anjelica Huston | Cast | Actress | Woman in Crowd on Pier (uncredited) |
 Audrey Landers | Cast | Actress | Actress on TV Screen (uncredited) |
 Aurore Clément | Cast | Actress | Lady on Pier (uncredited) |
 Brad Dourif | Cast | Actor | Billy Bibbit |
 Christopher Lloyd | Cast | Actor | Max Taber |
 Danny DeVito | Cast | Actor | Martini |
 Dean R. Brooks | Cast | Actor | Dr. John Spivey |
 Delos V. Smith Jr. | Cast | Actor | Scanlon |
 Jack Nicholson | Cast | Actor | Randle Patrick McMurphy |
 Josip Elic | Cast | Actor | Bancini |
Kay Lee | Cast | Actress | Night Supervisor |
Ken Kenny | Cast | Beans Garfield | |
Lan Fendors | Cast | Nurse Itsu | |
 Louisa Moritz | Cast | Actress | Rose |
 Louise Fletcher | Cast | Actress | Nurse Mildred Ratched |
Mel Lambert | Cast | Harbor Master | |
 Mews Small | Cast | Actress | Candy |
 Michael Berryman | Cast | Actor | Ellis |
 Mwako Cumbuka | Cast | Actor | Warren |
 Nathan George | Cast | Actor | Washington |
 Peter Brocco | Cast | Actor | Col. Matterson |
Saul Zaentz | Cast | Actor | Captain on Shore (uncredited) |
 Scatman Crothers | Cast | Actor | Orderly Turkle |
 Sydney Lassick | Cast | Actor | Charlie Cheswick |
 Ted Markland | Cast | Actor | Hap Arlich |
 Vincent Schiavelli | Cast | Actor | Bruce Fredrickson |
 Will Sampson | Cast | Actor | Chief Bromden |
 William Duell | Cast | Actor | Jim Sefelt |
 William Redfield | Cast | Actor | Dale Harding |
 Dwight Marfield | Cast | Actor | Ellsworth |
 Mimi Sarkisian | Cast | Actress | Nurse Pilbow |
Tin Welch | Cast | Ruckley | |
 Philip Roth | Cast | Actor | Woolsey |
| Person | Type | Job | Role(s) |
