The Mad Ghoul

A university chemistry professor experiments with an ancient Mayan gas on a medical student, turning the would-be surgeon into a murdering ghoul as part of a plan to steal his lover.

• Director: James P. Hogan
• Cast: George Zucco, David Bruce, Evelyn Ankers, Turhan Bey, Robert Armstrong, Milburn Stone, Addison Richards, Rose Hobart