A Clockwork OrangeĀ (1971)

In the future, a sadistic gang leader is imprisoned and volunteers for a conduct-aversion experiment, but it doesn’t go as planned.

King Kong (1976)

A research ship on an oil exploration arrives at a mysterious island and discovers the native people living in fear of a monster called Kong.

Piranha (1978)

When military hybrid piranhas are accidentally released into a river near a children’s camp, the race is on to get downstream before the flesh-eating fish do.