Satan's Sadists

Also known as Nightmare Bloodbath, Die Sadisten des Satans (1969), Die Sadisten des Satans

“Motorcycle maniacs on wheels”

The Satans, a sadistic biker gang led by Anchor, go to a diner in the middle of the California desert where they terrorize owner Lew, waitress Tracy, and the patrons. One patron manages to escape, and must reach a town before the Satans catch up to and kill them.