Weekend at Selmseys

As a child living in Africa, Jill Young saw her mother killed while protecting wild gorillas from poachers led by Andrei Strasser. Now an adult, Jill cares for an orphaned gorilla named Joe - who, due to a genetic anomaly, is 15 feet tall. When Gregg O'Hara arrives from California and sees the animal, he convinces Jill that Joe would be safest at his wildlife refuge. But Strasser follows them to the U.S., intent on capturing Joe for himself.

Primatologist Davis Okoye shares an unshakable bond with George, the extraordinarily intelligent, silverback gorilla who has been in his care since birth. But a rogue genetic experiment gone awry mutates this gentle ape into a raging creature of enormous size. To make matters worse, it’s soon discovered there are other similarly altered animals. As these newly created alpha predators tear across North America, destroying everything in their path, Okoye teams with a discredited genetic engineer to secure an antidote, fighting his way through an ever-changing battlefield, not only to halt a global catastrophe but to save the fearsome creature that was once his friend.

A Secret Service agent seeks his missing brother in Africa, and finds his mission complicated by ivory thieves, a girl with a mysterious past, and a troublesome gorilla.

Eight people embark on an expedition into the Congo, a mysterious expanse of unexplored Africa where human greed and the laws of nature have gone berserk. When the thrill-seekers - some with ulterior motives - stumble across a race of killer apes.

The story of Dian Fossey, a scientist who came to Africa to study the vanishing mountain gorillas, and later fought to protect them.

Wrestling legend Bull Montana plays a murderous gorilla with a human brain transplant who is tracked by a feisty newspaper reporter.

On a Kenyan safari, white hunter Victor Marswell has a love triangle with seductive American socialite Eloise Kelly and anthropologist Donald Nordley's cheating wife Linda.

An expedition enters an area of the Congo jungle to investigate reports of a gorilla-worshipping tribe.

In a prison for the criminally insane, deranged anthropologist Ethan Powell is set to be examined by a bright young psychiatrist, Theo Caulder. Driven by ambition and a hunger for the truth, Caulder will eventually risk everything—even put his very life on the line—in a harrowing attempt to understand the bizarre actions of this madman.

An eccentric socialite raises a gorilla as her son.

A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. His henchmen often kidnap a trained gorilla (the titular "ape") from the zoo, to aid in the schemes.