Directed by
| Robert Day | ||
Writing Credits
| John Croydon | ... | (screenplay) (as John C. Cooper) and |
| Charles F. Vetter | ... | (screenplay) (as Lance Z. Hargreaves) |
| Wyott Ordung | ... | (story) |
Cast (in credits order) verified as complete
| Marshall Thompson | ... | Cmdr. Charles Ernest Prescott | |
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Marla Landi | ... | Tia Francesca |
| Bill Edwards | ... | Lt. Dan Milton Prescott | |
| Robert Ayres | ... | Capt. Ben Richards | |
| Bill Nagy | ... | Police Chief Wilson | |
| Carl Jaffe | ... | Dr. Paul von Essen | |
| Roger Delgado | ... | Ramon de Guerrera - Mexican Consul | |
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John McLaren | ... | Harold Atkins - State Dept. Official |
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Spencer Teakle | ... | Ratings Control Room |
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Chuck Keyser | ... | Ratings Control Room |
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John Fabian | ... | Ratings Control Room |
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Richard Shaw | ... | Witney |
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Bill Nick | ... | Clancy (as William R. Nick) |
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Helen Forrest | ... | Secretary (as Helen Forest) |
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Roland Brand | ... | Truck Driver (as Rowland Brand) |
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Barry Shawzin | ... | Sanchez - Mexican Farmer |
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Mark Sheldon | ... | Doctor |
| Michael Bell | ... | State Trooper | |
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Sheree Winton | ... | Nurse - at Blood Bank |
| Franklyn Fox | ... | Chief Petty Officer Larson | |
| Larry Taylor | ... | Taylor - Shore Patrolman (as Laurence Taylor) | |
Produced by
| John Croydon | ... | producer |
| Richard Gordon | ... | executive producer (uncredited) |
| Charles F. Vetter | ... | producer (as Charles Vetter Jr.) |
Music by
| Buxton Orr | ||
Cinematography by
| Geoffrey Faithfull | ... | director of photography |
Editing by
| Peter Mayhew | ||
Art Direction by
| Denys Pavitt | ... | (uncredited) |
Costume Design by
| Anna Selby-Walker | ... | (uncredited) |
Makeup Department
| Eileen Warwick | ... | hair stylist |
| Michael Morris | ... | makeup artist (uncredited) |
Production Management
| George Mills | ... | production manager |
Second Unit Director or Assistant Director
| Stanley Goulder | ... | assistant director |
| Claude Watson | ... | second assistant director (uncredited) |
Art Department
| Harry Arbour | ... | carpenter (uncredited) |
| John Bigg | ... | production buyer (uncredited) |
| Charles Burgess | ... | props (uncredited) |
| Peter McGoldrick | ... | construction manager (uncredited) |
Sound Department
| Terence Cotter | ... | sound recordist |
| Claude Hitchcock | ... | boom operator |
| Peter Musgrave | ... | sound editor |
| Brian Hunter | ... | sound maintenance (uncredited) |
Special Effects by
| Flo Nordhoff | ... | special effects (uncredited) |
| Karl-Ludwig Ruppel | ... | special effects (uncredited) |
Camera and Electrical Department
| Frank Drake | ... | camera operator |
| Tom Chapman | ... | chief electrician (uncredited) |
| Norman Hargood | ... | still photographer (uncredited) |
| Peter MacDonald | ... | clapper loader (uncredited) |
| Les Paul | ... | focus puller (uncredited) |
Costume and Wardrobe Department
| Charles Guerin | ... | wardrobe |
| Anna Selby-Walker | ... | dresses supervisor: Miss Landi |
Editorial Department
| George Saxby | ... | assistant editor (uncredited) |
Location Management
| John George | ... | location manager |
Music Department
| Buxton Orr | ... | conductor |
Script and Continuity Department
| Kay Rawlings | ... | continuity |
Additional Crew
| Arthur Tarry | ... | production accountant (uncredited) |
| Midge Warnes | ... | production secretary (uncredited) |
