An arrogant Texas millionaire hires four adventurers to rescue his kidnapped wife from a notorious Mexican bandit.

Jake Remy leads a gang of outlaw cutthroats making their escape toward Mexico from a successful robbery. Barring their way is a river--crossable only by means of a ferry barge. The barge operator, Travis, refuses to be bullied into providing transport for the gang and escapes across river with most of the local populace--leaving Remy and his gang behind, desperately seeking a way across. A river-wide stand-off begins between the gang and the townspeople, both groups of which have left people on the wrong side of the river.

Ad-agency president Dan Edwards goes to Mexico to celebrate his nineteenth wedding anniversary and winds up getting divorced by mistake, whereupon his wife Valerie marries his best friend Ernie Brewer by mistake.

Survival Devices, Inc are an organisation that employ a team of adventurers known as "the Flying Fish" who are adept in sky diving, scuba diving and martial arts. They are engaged to rescue a captured scientist imprisoned on a Caribbean island by a dictator. The team parachutes off the coast of the island in a HALO jump and establishes an inflatable underwater basecamp in an "Instant Underwater Habitat" or "Igloo".

Two Army officers, an alcoholic ex-Confederate soldier and a womanizing Mexican travel to Mexico on a secret mission to prevent a megalomaniacal ex-Confederate colonel from selling a cache of stolen rifles to a band of murderous Apaches.