Full Cast & Crew
Cast (28)
Michael Sarrazin as Peter Proud
Jennifer O'Neill as Ann Curtis
Margot Kidder as Marcia Curtis
Cornelia Sharpe as Nora Hayes
Paul Hecht as Dr. Samuel Goodman
Tony Stephano as Jeff Curtis
Norman Burton as Dr. Frederick Spear
Anne Ives as Ellen Curtis
Debralee Scott as Suzy
Steve Franken as Dr. Charles Crennis
Fred Stuthman as Pop Johnson
Lester Fletcher as Car Salesman
Paul Nevens as Room Clerk
Breanna Benjamin as Miss Hagerson
Addison Powell as Reeves
Phillip Clark as Number Five
Gene Boland as Charlie
Albert Henderson as Police Sergeant
Connie Garrison as Ellie
Sam Laws as Satan's Disciple
Mary Margaret Amato as Nurse
Terry Green as College Student
Jacqueline Manning as Lab Assistant
Henry Cosimini as Square Dance Caller
Douglas Rutherford as Club Steward
Marjorie Eaton as Astrology Lady (as Marjorie Morley Eaton)
Shelley St. Clair as Bookstore Clerk
Jon Richards as Newspaper Custodian
Directing (5)
David 'Buck' Hall · Assistant Director
Gary Daigler · Second Assistant Director
J. Lee Thompson · Director
Margaret Hanly · Script Supervisor
Ralph S. Singleton · Second Assistant Director
Writing (1)
Max Ehrlich · Writer / Novel
Production (4)
Charles A. Pratt · Executive Producer
Frank P. Rosenberg · Producer
Hal Blair · Production Manager
Irving Lande · Casting
Camera (2)
Jack Brown · Camera Intern
Victor J. Kemper · Director of Photography
Editing (2)
Michael F. Anderson · Editor
Terence Anderson · Additional Editor
Art (3)
Barbara Krieger · Set Decoration
Jack Martin Smith · Production Design / Art Direction
Robert De Vestel · Set Decoration
Costume & Make-Up (4)
Bob O'Bradovich · Makeup Artist
Jack H. Young · Makeup Artist
Mike Maggi · Makeup Artist
Virginia Jones · Hairstylist
Sound (6)
Andrew Gilmore · Production Sound Mixer
Bernard F. Pincus · Sound Editor
Dan Wallin · Scoring Mixer
Jerry Goldsmith · Original Music Composer
John Caper Jr. · Music Editor
John Wilkinson · Sound Re-Recording Mixer
Visual Effects (1)
Jim Danforth · Visual Effects / Matte Painter
Crew (1)
David 'Buck' Hall · Second Unit