Two scheming ne'er-do-wells find a lost nuclear weapon in the ocean near Los Angeles. They decide to light-heartedly try and blackmail the city by asking for money from each citizen. This arouses the attention of the local authorities.

Tough guy fights gangsters and counterfeiters in pre-Castro Cuba.

Ornithologist Abner Peacock sells off his modest-selling birdwatching periodical to a charlatan who turns it into a girlie mag, making it a massive financial success. After Peacock and the magazine are taken to court on obscenity charges, he unwillingly becomes a reluctant hero and ends up a swinging libertine.

Mike and Tony Petrakis are a Greek father and son team who dive for sponges off the coast of Florida. After they are robbed by crooks, Arnold and the Rhys brothers, Mike decides to take his men to the dangerous 12-mile reef to dive for more sponges. Mike suffers a fatal accident when he falls from the reef leaving Tony to carry on the business. But now he has a companion, Gwyneth Rhys.