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Thunder the Dog as Thunder |
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George Hackathorne as Bob Henley |
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Marjorie Daw as Mary Blake |
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Mary Carr as Mrs. Henley |
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Will Walling as William Marshall |
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Brooks Benedict as Jack Fenton |
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Flash the Dog as Flash, Son of Thunder |
| Directing | Renaud Hoffman | Director |
| Writing | Frank Foster Davis | Story |
