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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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Elaine Riley as Nora Murray |
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James Craven as Mordigan |
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Robert B. Williams as Henchman Pete Walters |
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Alberto Morin as Ramon De Lara, faro dealer |
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Joel Friedkin as Dr. White |
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Francis McDonald as Henchman Longhorn |
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Lee Tung Foo as Wong |
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Herbert Rawlinson as John Murray |
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William F. Leicester as Sid Murray |
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Joan Barton as Mary Murray |
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Dewey Robinson as Joe, the bartender |
| Directing | George Archainbaud | Director |
| Production | Lewis J. Rachmil | Producer |
| Sound | Raoul Kraushaar | Music |
| Camera | Mack Stengler | Director of Photography |
| Art | Jerome Pycha Jr. | Art Direction |
| Art | George Sawley | Set Decoration |
| Sound | Earl Sitar | Sound |
| Costume & Make-Up | Earl Moser | Wardrobe Designer |
| Writing | Doris Schroeder | Screenplay |
| Writing | Clarence E. Mulford | Characters |
