James Parker and Harry Holt are on an expedition in Africa in search of the elephant burial grounds that will provide enough ivory to make them rich. Parker's beautiful daughter Jane arrives unexpectedly to join them. Jane is terrified when Tarzan and his ape friends abduct her, but when she returns to her father's expedition she has second thoughts about leaving Tarzan.

Fletcher Christian successfully leads a revolt against the ruthless Captain Bligh on the HMS Bounty. However, Bligh returns one year later, hell bent on revenge.

Disaster seems imminent when scientists discover that the planet Mongo is about to crash into Earth. Luckily, heroic young Flash Gordon is on hand to lead an investigative mission into outer space and onto the speedily approaching planet. There, he and his best girl, Dale, who is along for the ride, learn that Ming, the devious ruler of Mongo, has purposely put the planet on a collision course with Earth, and only Flash can stop him.

The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.

A special agent hunts a female outlaw out West.

Jimmy Durante is jungle movie star Schnarzan the Conqueror, but the public is tiring of his fake lions. When Baron Munchausen comes to town with real man-eating lions, Durante throws him a big Hollywood star-studded party so that he might use the lions in his next movie. But, his film rival sneaks into the party to buy the lions before Durante.

Crash Corrigan, a recent graduate of Annapolis, and Diana, a go-getting reporter, join Professor Norton for a search for the source of a string of earthquakes, Atlantis. They ride Prof. Norton's rocket submarine searching the sea and little Billy Norton, the professor's son stows away, of course. When they find Atlantis they are caught in a war between peaceful Atlanteans, note their white capes, and war-monging Atlanteans, note their black capes. After many harrowing moments for Crash, Diana, Prof. Norton and Billy, they barely get away with their lives when they escape a tower of Atlantis raised to the surface for the sole purpose of dominating or destroying the Earth (Which one depends on the compliance of the upper world dwellers.)

The Three Mesquiteers convince a group of settlers to exchange their present property for some which, unbeknownst to our goodguys, is going to be worthless. They are captured before they can warn the ranchers.

The entertainment duo Mitchell & Petrillo, en route to a USO show for troops in Guam, fall out of their plane and end up on the jungle island of Cola Cola, where the mad scientist Dr. Zabor is conducting evolutionary experiments.

Two former enemies find themselves together on a cattle drive and fighting marauding Apaches and Mexican bandits.

Dr. Bernard Adrian is a kindly scientist who seeks to cure a young woman's polio. He needs human spinal fluid to complete the formula for his experimental serum. Meanwhile, a vicious circus ape has broken out of its cage, and is terrorizing the townspeople. Can there be a connection?

The Three Mesquiteers are forced to track down a train robbery ring after some of the gang hijack their truck for a getaway and the police conclude they are part of the gang, an identification which is just fine with the gang's nameless chief.

Talbot uses a phony land grant to rule thirteen million acres, taxing everyone heavily and evicting those who won't pay. The Three Mesquiteers becomes mysterious "night riders" to fight this evil.

Paula, the ape woman, has survived the ending of CAPTIVE WILD WOMAN and is running around a creepy old sanitarium run by the kindly Dr. Fletcher, reverting to her true gorilla form every once in a while to kill somebody.

A phantom-like gunman is murdering the hands at the Circle T Ranch and the Range Busters are recruited by its owner to stop the "phantom". Only, the ranch owner is killed before they can arrive. First film in the Range Buster series.

The Three Mesquiteers fight cattle rustlers.

"The Adventures of Sir Galahad" is the 41st serial released in 1949 by Columbia Pictures. It was was based on Arthurian myth and legend. Galahad is tasked with guarding Excalibur over night to prove he is worthy to become a Knight of the Round Table. When the sword is stolen, he must search the land to reclaim Excalibur and restore his owner.

An insane scientist doing experimentation in glandular research becomes obsessed with transforming a female gorilla into a human...even though it costs human life.

A white gorilla causes trouble in the deepest heart of Africa. The film uses footage from the silent 1927 serial Perils Of The Jungle.

In this entry in the long-running series of westerns, the Three Mesquiteers transform their ranch into a prison farm to provide a model for prison reform. They are opposed by a local contractor who wants to build a standard prison.