The title character, played by Edmund Lowe, is a famous magician who fakes his own death -- then reappears as his nonexistent twin brother. It's all part of Gregory's master scheme to pin his "murder" on innocent John Randall, the husband of Ellen, the woman Gregory loves.
| Actor | Role |
|---|---|
 Edmund LoweMr. Gregory / Lane Talbot | Mr. Gregory / Lane Talbot |
 Jean RogersEllen Randall | Ellen Randall |
 Donald DouglasJohn Randall | John Randall |
 Marjorie HoshelleSheila Edwards | Sheila Edwards |
 Jonathan HaleDefense Attorney Blair | Defense Attorney Blair |
 Frank ReicherWilliam Riker, the Butler | William Riker, the Butler |
 Robert Emmett KeaneDistrict Attorney | District Attorney |
 Fred KelseyLefert | Lefert |