- Arthur Ball
- staff: Technicolor
- George Cave
- staff: Technicolor
- Robert Fairbanks
- general manager
- Dwight Franklin
- consultant
- Robert Nichols
- consultant
- Paul Westerbeck
- film-to-tape transfer: Todd-A-O
- P.H.L. Wilson
- marine technician
- Arthur Woods
- research director (as Dr. Arthur Woods)
- Lotta Woods
- scenario editor
- Fred Cavens
- fencing master (uncredited)
- Charles Lewis
- assistant: Mr. Fairbanks (uncredited)