Your Movie Library
Cast
- Richard DixJohn Sinclair / John Carter
- Lynn MerrickJoan Martin Sinclair
- Rhys WilliamsErnie Sparrow
- James CardwellFred (Doc) Graham
- Tom KennedyFerdinand / Hammerlock
- Sam AshGibson Motor Car Co. Executive (uncredited)
- Egon BrecherDr. Rose (replaced by Frank Reicher) (uncredited)
- Charles ColemanSinclair's Butler (uncredited)
- Otto ForrestThe Whistler (uncredited)
- Byron FoulgerGeorgie (uncredited)
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