Directed by
| William Wiard | ||
Writing Credits
| Leslie Stevens | ... | (creator) |
| Judy Burns | ... | (written by) |
Cast (in credits order)
| Hugh O'Brian | ... | Hugh Lockwood | |
| Doug McClure | ... | C.R. Grover (credit only) | |
| Anthony Franciosa | ... | Nick Bianco (as Tony Franciosa) (credit only) | |
| Burgess Meredith | ... | V.C.R. Cameron | |
| Ina Balin | ... | Alexia Trepov | |
| Malachi Throne | ... | Colonel Demetri Nobokov | |
| Alan Bergmann | ... | Rolf Wentzel (as Alan Bergman) | |
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Peter von Zerneck | ... | Hans Bremer |
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Robert Boon | ... | Dr. Peter Balzak |
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Byron Mabe | ... | Charles Eagan |
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Genadii Biegouloff | ... | Lieutenant |
| Stafford Morgan | ... | Martin | |
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Ron Castro | ... | Carlos |
| Byron Chung | ... | Kuroda | |
| Amy Farrell | ... | Murdock | |
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Ginny Golden | ... | Miss Keach |
| Albert Popwell | ... | Griffin | |
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Walter Beakel | ... | Dr. Harrison |
| Rest of cast listed alphabetically: | |||
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Ralph Gambina | ... | Bar Patron (uncredited) |
| Dale Johnson | ... | Pedestrian (uncredited) | |
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John Pedrini | ... | Bartender (uncredited) |
Produced by
| Robert H. Justman | ... | producer |
| Leslie Stevens | ... | executive producer |
| John Strong | ... | associate producer (as John Christopher Strong) |
Music by
| Dominic Frontiere | ||
Cinematography by
| John M. Stephens | ... | director of photography |
Editing by
| S. Martin Weiss | ... | (as Martin Weiss) |
Art Direction by
| Fred Harpman | ||
Set Decoration by
| Ned Parsons | ||
Makeup Department
| Fred B. Phillips | ... | makeup artist (as Fred Phillips) |
| Joan Phillips | ... | hairdresser |
| Fred Williams | ... | makeup artist |
Production Management
| Bruce Fowler Jr. | ... | unit production manager |
Second Unit Director or Assistant Director
| Art Levinson | ... | assistant director |
| John Strong | ... | second unit director (as John Christopher Strong) |
Sound Department
| Robert J. Miller | ... | sound (as Robert Miller) |
| Richard Weaver | ... | sound |
Stunts
| Craig R. Baxley | ... | stunt double (uncredited) |
| Jack Verbois | ... | stunt double: Hugh O'Brian (uncredited) |
Costume and Wardrobe Department
| Ruth Hancock | ... | wardrobe |
| Wayne Reed | ... | wardrobe |
Music Department
| Dominic Frontiere | ... | composer: theme music |
Additional Crew
| Attila De Lado | ... | titles and optical designs (as Atilla George de Lado) |
| Anthony Spinner | ... | executive story consultant |
| John Strong | ... | titles and optical designs |