A refugee Soviet scientist arrives at a desert airport carrying secret documents, but is attacked by a pair of KGB assassins and escapes into the desert, where he comes in range of an American nuclear test and is transformed into a mindless killing beast.

It's all part of the plan as four friends in southern California decide to rob a music festival. The only problem; someone else already has their eye on the money.

The disastrous sequel to The Beast of Yucca Flats. Why? Why not?

Trinity series star Bud Spencer returns to the Wild West in director Michele Lupo's comic tale of an outlaw drifter, Buddy, who is mistaken for a doctor after his Indian companion inadvertently steals a bag of surgical instruments. When a band of murderous outlaws attempts to overrun the small town Buddy is passing through, the presumed medico shows that his true talent is cracking skulls. Music is composed by Ennio Morricone.

When Sheriff Jake sees a man at the safe and then finds the payroll gone, he trails him. Just as he is about to arrest him, the man saves his life. Still suspicious, he joins up with the man and later they learn that Melgrove, the towns leading citizen, is trying to take over the area's ranches by having his gang stop all incoming supply wagons. With the ranchers about to sell to Melgrove, the two newcomers say they will bring in provisions.

The Phantom Gunslinger is set in the town of "Tucca Flats." The peaceful life of the town is disrupted by the arrival of a gang of bandits, including Algernon, Big Sam, Cookie, and some others. The sheriff leaves town, but not before naming Bill as his successor. Bill, unfortunately, doesn't carry or even know how to use a gun, and the outlaws take over Tucca Flats. But with the help of some Indians, a suit of armor, and springs on his shoes, Bill manages to run the gang out of town.