Sam Foster, a bounty hunter, is wounded during a shootout and took refuge at the home of Jimmy and Mary, two brothers who live in a small farm. She cared for and healed him, explaining the concern he feels for his brother to the company he keeps. Sam discovers that Jimmy is one of the outlaws pursued and, despite their friendship, goes on his quest to catch a bandit.

The war in Europe is ending, but the American troops have to find a scientist on the run who is also chased by some surviving SS forces.

During the Mexican Revolution, Pancho Villa is wounded and left his large treasure in gold back in the city of Colón. He is forced to establish an alliance with General Urbina, leader, and he asks seven of his faithful guerrillas to take back the gold that he has hidden in a farm, near the New Mexico border, and which will allow him to pay for a new army and guns.

Julio, an only child belonging to a wealthy family, murders a prostitute who tries to seduce him. He, in childhood, suffered severe trauma and this causes serious problems with women. Because of this, runs away and stays in a boarding house in Madrid, where he meets Monica, the daughter of the owner, who maintains relationships that seek to build on for help in their desperate situation. As his obsession for killing is increasing.

When a group of isolated people in the Greek mountains set off a cave explosion, they are menaced by an invisible shrieking dinosaur that had been buried for eons