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George Sanders as Simon Templar |
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Wendy Barrie as Elna Johnson |
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Paul Guilfoyle as Clarence 'Pearly' Gates |
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Jonathan Hale as Inspector Henry Fernack |
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Linda Hayes as Margaret Forbes |
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Ferris Taylor as Mr. Smth |
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Harry Shannon as Chief R.L. Graves |
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Eddie Dunn as Det. Barker |
| Production | Lee S. Marcus | Executive Producer |
| Editing | George Hively | Editor |
| Sound | Roy Webb | Original Music Composer |
| Writing | Jerome Cady | Writer |
| Directing | Jack Hively | Director |
| Camera | Harry J. Wild | Director of Photography |
| Production | Howard Benedict | Producer |
| Writing | Leslie Charteris | Story |
| Art | Carroll Clark | Assistant Art Director |
| Crew | Vernon L. Walker | Special Effects |
| Costume & Make-Up | Renié | Costume Design |
| Art | Van Nest Polglase | Art Direction |
| Costume & Make-Up | Mel Berns | Makeup Artist |
| Sound | Richard Van Hessen | Sound Recordist |
