Chance
Peter Sellers
Eve Rand
Shirley MacLaine
First Lady
Alice Hirson
Gary Burns
Jerome Hellman
Sidney Courtney
John Harkins
Kaufman
James Noble
Dennis Watson
Mitch Kreindel
Lolo
Oteil Burbridge
Wilson
Richard Venture
Colson
Sam Weisman
Karpatov
Elya Baskin
Man at File Cabinet at the Washington Post (uncredited)
Hal Ashby
Benjamin Rand
Melvyn Douglas
President 'Bobby'
Jack Warden
Dr. Robert Allenby
Richard Dysart
Vladimir Skrapinov
Richard Basehart
Louise
Ruth Attaway
Thomas Franklin
David Clennon
Sally Hayes
Fran Brill
Johanna Franklin
Denise DuBarry
Director of Photography
Caleb Deschanel
Producer
Andrew Braunsberg
Casting
Lynn Stalmaster
Makeup Artist
Charles H. Schram
Executive Producer
Jack Schwartzman
Director
Original Music Composer
Johnny Mandel
Screenplay
Jerzy Kosiński
Novel
Robert C. Jones
Charles Mulvehill
Editor
Don Zimmerman
Production Design
Michael D. Haller
Costume Design
May Routh
Associate Producer
Sound Mixer
Jeff Wexler
Frank Westmore
Sound Re-Recording Mixer
Donald O. Mitchell
Supervising Sound Effects Editor
Frank E. Warner