Directed by
| Paul Wendkos | ||
Writing Credits (in alphabetical order)
| Franklin Barton | ... | (written by) |
Cast (in credits order)
| Efrem Zimbalist Jr. | ... | Inspector Lewis Erskine | |
| Philip Abbott | ... | Arthur Ward | |
 |
Stephen Brooks | ... | Special Agent Jim Rhodes |
| Alfred Ryder | ... | Otto Mann | |
| John van Dreelen | ... | Karl Schindler (as John Van Dreelen) | |
| Lois Nettleton | ... | Catherine Fossburg | |
| David Opatoshu | ... | Wilhelm von Fossburg | |
| Byron Morrow | ... | Captain | |
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Ron Doyle | ... | New York Special Agent |
| Johnny Silver | ... | News Vendor | |
|
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John Mayo | ... | Document Examiner |
| Mary Jackson | ... | Mrs. Howard | |
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Jackie Russell | ... | Secretary |
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Max Kleven | ... | Reynolds |
| Rest of cast listed alphabetically: | |||
| Marvin Miller | ... | Narrator (voice) (uncredited) | |
Produced by
| Norman Jolley | ... | associate producer |
| Charles Larson | ... | producer |
| Quinn Martin | ... | executive producer |
Music by
| Sidney Cutner | ||
Cinematography by
| Andrew J. McIntyre | ... | director of photography |
Editing by
| Thomas Neff | ||
Casting By
| Bert Remsen | ||
Art Direction by
| Richard Y. Haman | ||
Set Decoration by
| Hoyle Barrett | ||
Makeup Department
| Dan Greenway | ... | makeup artist |
Production Management
| Howard P. Alston | ... | production manager (as Howard Alston) |
| John Elizalde | ... | post-production supervisor |
| Arthur Fellows | ... | executive in charge of production |
| Adrian Samish | ... | executive in charge of production |
Second Unit Director or Assistant Director
| David Hawks | ... | assistant director |
Sound Department
| William L. Stevenson | ... | sound effects editor (as William Stevenson) |
Camera and Electrical Department
| Glen Bird | ... | chief electrician |
Editorial Department
| Carl Barth | ... | editorial coordinator |
Music Department
| Dominic Frontiere | ... | conductor |
| Bronislau Kaper | ... | composer: theme music |
| Ted Roberts | ... | music editor |
Additional Crew
| John Conwell | ... | assistant to executive producer |
| Mark Rodgers | ... | story consultant |
