Duca Cia. Cinematografica

During a cattle drive, Don McGow leaves the herd in charge of his younger brother and rides off. When the herd is reported stolen he blames himself and goes in search of the thieves.

American secret agent Alan Milner is charged to get back a lot of uranium being transported to an enemy power by a criminal gang led by Otis. The agent must follow a number of leads until getting aboard a merchant ship off the Moroccan coast, where he will have the last of a number of fights.