Dr. Eric Vornoff, with the help of his mute assistant Lobo, captures twelve men for a grisly experiment; His goal to turn them into supermen using atomic energy. Reporter Janet Lawton, fiancée of the local lieutenant, vows to investigate Vornoff's supposedly haunted house.
Cast: Bela Lugosi, Tor Johnson, Tony McCoy, Loretta King, Harvey B. Dunn, George Becwar, Paul Marco, Don Nagel, Bud Osborne, John Warren
