Fess Parker

As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent — and the world.

The story of Elwood P. Dowd who makes friends with a spirit taking the form of a human-sized rabbit named Harvey that only he sees (and a few privileged others on occasion also.) After his sister tries to commit him to a mental institution, a comedy of errors ensues. Elwood and Harvey become the catalysts for a family mending its wounds and for romance blossoming in unexpected places.