Full Credits
22 members

Peter Sellers
Chance

Shirley MacLaine
Eve Rand

Melvyn Douglas
Benjamin Rand

Jack Warden
President 'Bobby'

Richard Dysart
Dr. Robert Allenby

Richard Basehart
Vladimir Skrapinov

Ruth Attaway
Louise

David Clennon
Thomas Franklin

Fran Brill
Sally Hayes
Denise DuBarry
Johanna Franklin

Alice Hirson
First Lady

Jerome Hellman
Gary Burns

John Harkins
Sidney Courtney

James Noble
Kaufman

Mitch Kreindel
Dennis Watson

Oteil Burbridge
Lolo

Richard Venture
Wilson

Sam Weisman
Colson

Elya Baskin
Karpatov

Hal Ashby
Man at File Cabinet at the Washington Post (uncredited)
Kenneth Patterson
Perkins

Stanley Grover
Baldwin
25 members
Hal Ashby
Director
David Hamburger
First Assistant Director
Toby Lovallo
Second Assistant Director
Jerzy Kosiński
Screenplay
Jerzy Kosiński
Novel
Andrew Braunsberg
Producer
Charles Mulvehill
Producer
Jack Schwartzman
Executive Producer
Charles Mulvehill
Associate Producer
Lynn Stalmaster
Casting
Caleb Deschanel
Director of Photography
Nick McLean
Camera Operator
Johnny Mandel
Original Music Composer
Jeff Wexler
Sound Mixer
Donald O. Mitchell
Sound Re-Recording Mixer
Frank E. Warner
Supervising Sound Effects Editor
Michael D. Haller
Production Design
Pablo Ferro
Title Designer
Robert R. Benton
Set Decoration
James L. Schoppe
Art Direction
Charles H. Schram
Makeup Artist
Frank Westmore
Makeup Artist
May Routh
Costume Designer
Don Zimmerman
Editor
Gary H. Holt
Gaffer