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William Boyd as Hopalong Cassidy |
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Andy Clyde as California Carlson |
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Rand Brooks as Lucky Jenkins |
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Dorinda Clifton as Susan Crowell |
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Harry Cording as Riker |
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Mary Newton as Mrs. Crowell |
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Ian Wolfe as Edwin "Deacon" Black |
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Earle Hodgins as County Clerk Tom |
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Richard Bailey as Lead Worker-Henchman (Oil Drillman) |
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Richard Alexander as Smitty, hefty worker-henchman |
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Leo J. McMahon as Burly Worker-Henchman with Torch |
| Directing | George Archainbaud | Director |
| Sound | David Chudnow | Music |
| Art | McClure Capps | Art Direction |
| Production | Lewis J. Rachmil | Producer |
| Crew | Mack Stengler | Cinematography |
| Art | George Mitchell | Set Decoration |
| Writing | Clarence E. Mulford | Characters |
| Writing | Charles S. Belden | Screenplay |
| Sound | Max M. Hutchinson | Sound |
