Monsters Crash The Pajama Party (1965)

Werewolves, gorillas and vampires terrorize babes! A group of teenage girls spends the night in an old dark mansion as an initiation into a college sorority. What they don’t know is that the building is actually the headquarters for a mad scientist and his hunchbacked assistant, who are experimenting with turning humans into gorillas. Stars Vic McGee, Peter James Noto stars James Reason.