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Warren William as Michael Lanyard / The Lone Wolf |
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Ann Savage as Valerie King |
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Eric Blore as Llewellyn Jameson |
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Robert Stanford as Donald Jameson |
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Sheldon Leonard as Johnny Booth |
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Lloyd Bridges as Fritz |
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Gavin Muir as Karl |
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Grace Lem as Chinese Lady at Nightclub |
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Sig Arno as Mr. Whistler |
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Frank Arnold as French Waiter |
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Frances Chan as Chinese Lady at Nightclub |
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Darby Jones as Bellboy |
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Frank Lackteen as Laundry Proprietor |
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Mal Merrihugh as Chauffeur |
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Louis Merrill as Mr. Rembrandt |
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Jay Novello as Mr. Cezanne |
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Frank O'Connor as Wembley Agent |
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Jack Rice as Hotel Night Clerk |
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Floyd Shackelford as Bellboy |
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Gene Stone as Bartender |
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Nick Thompson as Henchman in Laundry |
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John Tyrrell as Wembley Agent |
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Frederick Worlock as Sir Roger Wembley |
| Directing | Andre de Toth | Director |
| Writing | Alden Nash | Writer |
| Writing | John Stone | Writer |
| Art | Lionel Banks | Art Direction |
| Production | Wallace MacDonald | Producer |
| Editing | Mel Thorsen | Editor |
| Art | Paul Murphy | Art Direction |
| Production | Irving Briskin | Executive Producer |
| Crew | L. William O'Connell | Cinematography |
| Directing | William A. O'Connor | Assistant Director |
| Sound | Morris Stoloff | Music Director |
| Sound | Jack A. Goodrich | Supervising Sound Editor |
| Art | Joseph Kish | Set Decoration |