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Ken Maynard as Ken Maynard |
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Hoot Gibson as Hoot Gibson |
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Bob Steele as Bob Steele |
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Myrna Dell as Ruth Hampton |
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Ian Keith as Polini |
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Ernie Adams as Warren, the Jewel Cutter |
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Karl Hackett as Banker Steve Lynch |
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Charles King as Henchman Duke Rollins |
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Dan White as Engineer Jim Lockwood |
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George Chesebro as Henchman Ace |
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Charles Murray Jr. as Ted Hodges (as Chas. Murray Jr.) |
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John Bridges as Henchman |
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Al Ferguson as Henchman Bates |
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Bud Osborne as Henchman |
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Don Stewart as Donny Davis |
| Production | Robert Emmett Tansey | Producer |
| Writing | Frances Kavanaugh | Screenplay |
| Directing | Robert Emmett Tansey | Director |
| Writing | Robert Emmett Tansey | Story |
| Editing | John C. Fuller | Editor |
| Camera | Edward A. Kull | Director of Photography |