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William 'Stage' Boyd as Thorwaldt Cornish (as William Boyd) |
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Claudia Dell as Enid Van Buren |
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Huntley Gordon as Mr. Gordon |
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John Harron as Erich (as Johnny Harron) |
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Hooper Atchley as Dr. Steven Walcott |
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Lloyd Whitlock as Rankin |
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Phillips Smalley as Dr. Bronson |
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Lloyd Ingraham as Adolph Klein |
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Henry Hall as Dr. Barris |
| Writing | Norman Battle | Story |
| Writing | John T. Neville | Scenario Writer |
| Directing | Spencer Gordon Bennet | Director |
