Bone

Bone is a 1972 American black comedy crime film written, produced, and directed by Larry Cohen in his directorial debut. It stars Yaphet Kotto, Joyce Van Patten, and Andrew Duggan. The film tells the story of a home invasion perpetrated by Kotto's character, who soon realizes that his victims are less wealthy and far unhappier than they initially appeared.

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