After defeating the oppressive humans in *Conquest for the Planet of the Apes*, Caesar struggles to maintain peace between humans and apes. Gorilla General Aldo incites conflict while human survivors plot to reclaim civilization, leading to war.

Battle for the Planet of the Apes (1973)

A scientific experiment goes awry, leaving a mentally unbalanced researcher transformed into an apelike creature.

The Ape Man (1943)

Trashy 1950's movie warning! Mitchell and Petrillo parachute into the jungle of a Pacific island, where they meet primitive tribesmen, the chief's daughter, and a mad scientist.

Bela Lugosi Meets a Brooklyn Gorilla (1952)

When dogs and cats have been wiped out by a plague, the apes, now household pets, are treated like slaves. Caesar, a simian, leads chimps in rebellion against human oppressors.

Conquest of the Planet of the Apes (1972)

Dr. Patrick 'Pat' J. Cory is researching brains with his assistant and friend, Dr. Frank Schratt, and his wife, Janice Cory, through experiments with monkeys in a laboratory in his house. When an aeroplane crashes nearby his house, there is only one near-death survivor, the millionaire Warren H. Donovan, who is brought still alive to his care. Can Dr. Cory keep a deceased millionaire's brain alive?

Donovan's Brain (1953)

The blood of a primitive fish exposed to gamma rays causes a benign research professor to regress to an ape-like, bloodthirsty prehistoric hominid.

Apes, Chimps, and Gorillas... Oh My!