A roving bachelor gets saddled with three children and a wealth of trouble when the youngsters stumble upon a huge gold nugget. They join forces with two bumbling outlaws to fend off the greedy townspeople and soon find themselves facing a surly gang of sharpshooters.

An accidental overdose of gamma radiation causes a mutation in scientist David Banner's DNA: now whenever he becomes angry, he metamorphoses into a seven-foot-tall, 330-pound, mindless muscular green creature.

In one of the saga's most emotional stories, David Banner travels to Hawaii to find Dr. Caroline Fields, a psychiatrist who has developed a hypnotherapy technique that could cure him. Discovering they share the burden of an incurable condition—Caroline suffers from a terminal illness—the two fall in love and marry, offering Banner a glimpse of happiness. However, tragedy looms when Jack McGee's relentless pursuit and a devastating hurricane threaten their brief moment of peace.

Manager of a large metropolitan airport tries to deal with the stress of his job, and the various characters that work for him.