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Frank Albertson as Tom Hood |
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Ernie Nevers as Bob Collins |
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Cecilia Parker as Betty Moore |
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Francis Ford as Botter Hood |
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J. Frank Glendon as Sam Slater |
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Frank Beal as Horace Moore |
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Caryl Lincoln as Kate Bland |
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Tom London as Dirk / Detective Dane |
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Al Ferguson as Gavin |
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Jack Rube Clifford as Doran |
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Edmund Cobb as Spike |
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Joe Bonomo as Joe |
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George Magrill as Lefty |
|
Harold Nelson as Prof. Wilson |
|
George DeNormand as Henchman |
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William Gould as Steele [Ch. 1] |
|
Reb Russell as One of Bob's College Pals |
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Larry Steers as Maitre d', Red Lantern Cafe [Ch. 3] |
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Harry Strang as Eddie, Waiter at Red Lantern Cafe [Ch. 3] |
| Writing | Arthur Conan Doyle | Story |
| Directing | Henry MacRae | Director |
