Directed by
| Herman Hoffman | ||
Writing Credits (in alphabetical order)
| Teddi Sherman | ... | (written by) |
Cast (in credits order)
| Lloyd Bridges | ... | Mike Nelson | |
| Jeff Bridges | ... | Kelly Bailey (as Jeffrey Bridges) | |
 |
Paul Sorensen | ... | Pete |
|
|
Diana Crawford | ... | Claire Roberts |
|
|
Marilee Phelps | ... | Mrs. Turner |
|
|
Ricky Klein | ... | Joey Turner |
| Frank Warren | ... | Crew Member | |
| Rest of cast listed alphabetically: | |||
|
|
Richard Probert | ... | (uncredited) |
| Mike Road | ... | (uncredited) | |
Produced by
| Leon Benson | ... | producer |
| Ivan Tors | ... | executive producer |
Cinematography by
| Richard L. Rawlings | ... | director of photography (as Dick Rawlings) |
Editing by
| Charles Craft | ||
Casting By
| Henry Rackin | ... | (uncredited) |
Art Direction by
| Robert Kinoshita | ||
Set Decoration by
| Lucien Hafley | ... | (as Lou Hafley) |
Production Management
| Joe Wonder | ... | production manager |
Second Unit Director or Assistant Director
| Donald Verk | ... | assistant director |
Sound Department
| Lawrence Kaufman | ... | sound editor |
| Al Lincoln | ... | sound supervisor |
Special Effects by
| Harry Redmond Jr. | ... | special underwater effects |
Stunts
| Dick Dial | ... | stunt double: Lloyd Bridges (uncredited) |
Camera and Electrical Department
| Lamar Boren | ... | underwater photographer |
| Gaylin P. Schultz | ... | key grip (uncredited) |
Costume and Wardrobe Department
| Michael Tierney | ... | wardrobe |
Music Department
| Hayes Pagel | ... | music editor |
Additional Crew
| Courtney Brown | ... | supervisor: diving operations |
