The life of boxer Jake LaMotta, whose violence and temper that led him to the top in the ring destroyed his life outside of it.

Traveling businessman David Mann angers the driver of a rusty tanker while crossing the California desert. A simple trip turns deadly, as Mann struggles to stay on the road while the tanker plays cat and mouse with his life.

Fritz, now married and a father, is desperate to escape the domestic hell he now finds himself in. Lighting up a joint, he begins to dream about his eight other lives, hoping to find one to provide a pleasant distraction. The drug-induced journeys he takes include spells as an astronaut, Hitler's psychiatrist, a courier travelling in hostile territory during a race war, and as a pupil of an Indian guru in the sewers of New York.

Private detective Moses Wine is hired by his former college girlfriend to investigate a political smear campaign and he sets out to find out who is responsible, with deadly results.

A rich but racist man is dying and hatches an elaborate scheme for transplanting his head onto another man's body. His health deteriorates rapidly, and doctors are forced to transplant his head onto the only available candidate: a black man from death row.