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