man trapped in world of monkey's old movie

A group of scientists in San Francisco struggle to stay alive in the aftermath of a plague that is wiping out humanity, while Caesar tries to maintain dominance over his community of intelligent apes.

Astronaut Taylor crash lands on a distant planet ruled by apes who use a primitive race of humans for experimentation and sport. Soon Taylor finds himself among the hunted, his life in the hands of a benevolent chimpanzee scientist.

The incidents arising from the escape of a very lively specimen of the monkey tribe from its cage provide a series of scenes calculated to arouse many bursts of hearty laughter, for the animal makes very good use of his freedom, to the terror of every one. Up lamp posts, through windows into bedrooms, now nearly captured, only to slip through the net surrounding him, startling the whole neighborhood. He leads his owner a lively and exciting chase which is comical in the extreme. Finally in a most unusual manner the monkey is captured and taken back to his cage. (Moving Picture World)

A man behaves like a monkey after its brain is transplanted into him.

A young man with a monkey obsession is approached by a mysterious individual, and presented with an opportunity.

Escape to Monkey Island, deep in the tropical forests of Sri Lanka, where troops of toque macaques, tufted grey langurs, and purple-faced leaf monkeys have made their home among the crumbling ruins of ancient temples. In this verdant jungle, abundant fruit provides ample feasts for these foragers, but even in primate paradise, trouble awaits. Follow these charismatic monkeys as they deal with unpredictable weather and struggle to raise their young in an environment where hidden forest dangers lurk around every corner.

At the zoo, a monkey decided to steal a baby's dummy, but ended up getting trapped himself.

After his grandma's car is stolen, Prago uncovers a diabolical plot by hyper-intelligent monkeys, who are replacing his classmates at an alarming speed. Inspired the wisdom of a mysterious bum, Prago and his friends must outsmart their simian foes before the evil apes can destroy the city of Chicago, and then, the world. Filmed and edited by high school students with a budget of "one puppet," Monkeys is a non-stop, adrenaline-fueled romp that proves when it comes to action, only apes can deliver the goods.

"This is a very laughable scene. A guest in a hotel who has retired, is disturbed in his slumbers by a monkey, which enters through the window and goes through a series of queer antics. The part of the monkey is taken by a skilled acrobat; and his work in this scene is of a particularly clever sort." (AMB Picture Catalogue)