Scientists and US Air Force officials fend off a blood-thirsty alien organism while investigating at a remote arctic outpost.

After his best friend and war buddy is mysteriously gunned down, Mike Hammer will stop at nothing to settle the score for the man who sacrificed a limb to save his own life during combat. Along the way, Hammer rides a fine line between gumshoe and a one-man jury, staying two-steps ahead of the law—and trying not to get bumped off in the process.

While in London trying to nab several fugitives who stole a million dollars from a U.S. Treasury vault, American federal agent Dennison (Dennis O'Keefe) assists Scotland Yard Insp. McClaren (Philip Friend) in his search for a missing atomic scientist (Paul Hardtmuth). The detective duo discovers that the key to solving both cases may rest with the scientist's daughter (Margaret Sheridan) and her fascinating diamond.

A girl owns a horse, and hires a boy as a trainer. The horse enters a race and is injured. The boy takes job at another stable and is semi-seduced by the stable siren. The girl finally rehabilitates the horse then enters it in a big race.

An idealistic United Nations official learns the harrowing truth about war when she falls in love with an American officer charged with the evacuation of civilians. As hostilities escalate, the officer and his small detachment are left to hold the line until allied forces can be brought into action.

Roger Willoughby is a renowned fishing expert, who, unbeknownst to his friends, co-workers, or boss, has never cast a line in his life. One day, he crosses paths with Abigail Paige, a sweetly annoying girl who has just badgered his boss into signing Roger up for an annual fishing tournament.