Directed by
| Laurence Harvey | ||
Writing Credits
| Wallace C. Bennett | ... | (screenplay) |
| Jack Gross Jr. | ... | (adaptation) |
| Wallace C. Bennett | ... | (story) |
Cast (in credits order)
| Laurence Harvey | ... | Jason Henry | |
| Joanna Pettet | ... | Grace Henry | |
| Stuart Whitman | ... | Deputy Rakes | |
| John Ireland | ... | Sheriff Duke Bingham | |
| Meg Foster | ... | Robbin Stanley | |
| Gloria LeRoy | ... | Ginger | |
| David Macklin | ... | Alex Heath | |
 |
Dodie Heath | ... | Felice |
| Altovise Davis | ... | Deputy Molly (as Altovise Gore) | |
|
|
Elizabeth St. Clair | ... | Head Nurse |
|
|
Robert Lussier | ... | Deputy Lippencourt |
| Jesse Vint | ... | Dino - Hot Rod Driver | |
| Tony Ballen | ... | Pharmacist | |
| John Hart | ... | Doctor | |
| Andy Romano | ... | Bryant | |
|
|
Janear Hines | ... | The Underground Reporter |
| Florence Lake | ... | Landlady | |
|
|
June Hedin | ... | Hostess |
|
|
Winston Pruett | ... | Ape |
|
|
Peter Ireland | ... | Dale |
| Rest of cast listed alphabetically: | |||
| Craig R. Baxley | ... | Young Driver (uncredited) | |
Produced by
| Jack Cushingham | ... | producer |
| Steven North | ... | co-producer |
Music by
| Tony Camillo | ||
Cinematography by
| Gerald Perry Finnerman | ... | director of photography |
Editing by
| James Potter | ||
Makeup Department
| George Edds | ... | makeup artist |
| Delree F. Todd | ... | hair stylist (as Delree Todd) |
Production Management
| Frank Doyle | ... | production manager |
| Boyd 'Red' Morgan | ... | unit manager (as Boyd Morgan) |
Second Unit Director or Assistant Director
| George Templeton | ... | assistant director |
Art Department
| Kenig Glubin | ... | special props (as Kenig M. Glubin) |
| Ygnacio Sepulveda | ... | property master |
| Robert Tanenbaum | ... | movie poster artist (uncredited) |
Sound Department
| Jim Gross | ... | sound effects editor (as James Gross) |
| George Malley | ... | sound mixer (as George Maly) |
| Patrick Mitchell | ... | boom operator |
Stunts
| Craig R. Baxley | ... | stunt coordinator (uncredited) |
| Jack Verbois | ... | stunt double (uncredited) / stunts (uncredited) |
Camera and Electrical Department
| Walter Cripps Jr. | ... | key grip |
| Norman Glasser | ... | clapper loader |
| Emil Oster | ... | cinematographer: second unit |
| Herb Pearl | ... | camera operator |
Costume and Wardrobe Department
| Ronald Harris | ... | wardrobe supervisor |
Editorial Department
| Barrett Taylor | ... | assistant editor (uncredited) |
Music Department
| John Caper Jr. | ... | music editor |
Script and Continuity Department
| Cleo Anton | ... | script supervisor |
Additional Crew
| Dave Davies | ... | unit publicist |
| Harry Mackin | ... | assistant to producer |
