Curious about the effects of an ancient Mayan nerve gas on humans, a scientist exposes his young assistant and turns him into a mindless ghoul that must have human heart substance to live.

Starring:

Addison Richards, Andrew Tombes, Bess Flowers, Charles McGraw, Cyril Ring, David Bruce, Evelyn Ankers, Gene O'Donnell, George Zucco, Gus Glassmire, Hans Herbert, Isabel La Mal, Lew Kelly, Lillian Cornell, Mike Lally, Milburn Stone, Robert Armstrong, Rose Hobart, Turhan Bey, William Ruhl

Genre:

Horror, Sci-Fi