A kingdom's ascending heir, marked for assassination, switches identities with a lookalike, who takes his place at the coronation. When the real king is kidnapped, his followers try to find him, while the stand-in falls in love with the king's intended bride, the beautiful Princess Flavia.

Cast: Ronald Colman, Madeleine Carroll, Douglas Fairbanks Jr., Mary Astor, C. Aubrey Smith, David Niven