Karl Stepanek

A ventriloquist and his doll perform a highly successful double act until the mysteriously animated dummy starts to defy his master’s orders.

Two rival deep-sea divers face off as they search for gold bullion aboard a ship that sank near Jamaica.

Three British spies and a French resistance fighter sneak into occupied France to gather information about the German forces for a planned invasion.

An escaped Nazi scientist impersonates a murdered English doctor so he can work on a vaccination to protect Germans in their planned germ warfare.