Shock Waves, (alternate titles: Almost Human, Death Corps), is a 1977horror movie written and directed by Ken Wiederhorn. Despite its limited release, the film has become a cult classic.
Plot
In the dark days of World War II, the Nazi High Command ordered its scientists to create a top secret race of indestructible zombie storm troopers - un-living, unfeeling, unstoppable monstrosities that killed with their bare hands. They were known as The Death Corps. No member of this horrific SS unit was ever captured by Allied Forces - and, somewhere off the coast of Florida they have survived...
Production
The backdrop ship is the SS Sapona, a concrete-hulled cargo steamer that ran aground near Bimini during a hurricane in 1926.