Title: Convicts Women (1973)
Directed by: John Hayes
Stars: Ric Lutze, Ralph Wain and Myron Griffin
Also known as: Bust Out, Hemd hoch oder ich schieße
Description: Brown is a devout religious man who brings his Catholic high school students on a picnic. A couple of men have just escaped from a local prison and it does not take long for them to meet up with the high school girls. Their hunger for female flesh soon becomes uncontrollable so they take Brown and his students prisoners and they all hole up in a deserted ghost town.