When terrorists start killing scientists who are working on NATO's laser defense program, an elite team, the Counter Assault Tactical (C.A.T.) Squad, is brought in to stop the killers.

In the future, large corporations earn millions of dollars by staging gladiatorial fights to the death that are shown on worldwide television. One day, however, a fighter who is scheduled to hunt and kill an opponent in the Arizona desert decides he's had enough, and makes a run for it. His opponent is instructed to track him down and kill him.

A movie producer hatches a scheme to have an actor (Silvio Pollio) kill his fellow filmmakers.

Two police officers investigate a series of brutal murders in which the victims have had bodily organs removed. When one of them questions a young woman who has been seen at the crime scenes, it turns out she is an alien from an interstellar prison ship and that the murders have been committed by a powerful xenomorphic alien which had escaped.

Tony Lip, a bouncer in 1962, is hired to drive pianist Don Shirley on a tour through the Deep South in the days when African Americans, forced to find alternate accommodations and services due to segregation laws below the Mason-Dixon Line, relied on a guide called The Negro Motorist Green Book.