Orgy Of The Dead (1966)

aka: Orgy Of The Vampires

Bob (William Bates) and his girlfriend Shirley (Pat Barringer) go in search of a cemetery in order to inspire Bob for writing his next horror story. After they crash the car, they wander into the graveyard and encounter the dancing dead, a full moon spectacle overseen by the Ruler of the Dark. Before long the couple is spotted and taken prisoner. Tied to stakes and forced to watch the dancing, they await their fate. Also stars Criswell and Fawn Silver. Written by Ed Wood.