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