The Curse of the Living Corpse

The Curse of the Living Corpse is a 1964 American horror film produced, written and directed by Del Tenney. The film is about a series of murders that haunt the family of a man who died leaving extensive instructions in his will to avoid him being buried alive. The film marked the feature film debut of actor Roy Scheider. It was originally co-billed with The Horror of Party Beach (1964). Both movies were filmed in black-and-white in Stamford, Connecticut by Iselin-Tenney Productions, a short-lived production company the director formed with Alan V. Iselin, the owner of a chain of drive-in theaters.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.