In the Southern Mexican jungle, an adventurous archaeologist is accompanied by an equally daring female photographer in a search for a lost Toltec city. They engage a guide to lead them on their expedition, and soon find themselves in the jungle's depths, far from civilization. Soon both the guide and the archaeologist are vying for the affection of the photographer. They must all deal with enormous danger and sacrifice before their quest is complete.

The friendship between a white man & an Apache chief is tested when they fall in love with the same woman

Near Border Flats, Don Coyote and his friend Sancho are interrupted on their way to the fiesta by a fight. A quick intervention on their part prompts ranch owner Maggie Riley to hire them. Coyote and Sancho meet her surly, younger brother Ted who is wanting Maggie to sell their cattle herd to pay off a bank loan before they lose the ranch. But when they try to drive a herd to market, a gang led by Big Foot Ferguson drives off their cowhands.

The third of the Monogram series based on Ham Fisher's "Joe Palooka" comic strip, opens with Knobby Walsh, the manager of Joe Palooka trying to talk his way out of a traffic citation, and the story leading to that point is told in flashback as narrated by Walsh. Heavyweight champion Joe, after knocking out an opponent who later died in his dressing room, feels responsible and threatens to give up boxing. But the dead fighter's fiance thinks he died as the result of a drug that was given to him by a gang of gamblers, who made a rich haul betting on Palooka. Joe, Knobby and the police unite to run down the gamblers, but not before Joe also is nearly murdered by the same means...a poisoned mouthpiece. Elyse Knox is along as Joe's sweetheart Anne Howe, although Anne and Joe had long been married in the comic strip.

The boys are working at the local boxing arena where their friend, Jimmy Higgins, is boxing. During a crooked match Jimmy is killed. The boys seek out his older brother, Johnny, a former boxer who gave up the sport rather than go crooked, and help train him to get back in the ring. They try to get him a shot at the title, and when they do the same crooked gangsters that were behind Jimmy's death try to get Johnny to take a dive.

Joe heads for South America to fight the Latin champ. Shipboard, he helps federal agents fight counterfeiters. He also spars with love interest Anne Howe.

Joe Palooka and two friends are taking hostage by three criminals.

Joe is scheduled for the big fight as usual. This one has more fight sequences than plot.

A woman reporter is hired by an author-songwriter to help him avoid additional breach-of-promise suits.

Travel author Leslie Sears arrives in Cairo, Egypt, to meet with Greg Stewart, an old war buddy who is a theater booking agent in Port Said. Leslie telephones Greg and arranges a rendezvous, but shortly after the conversation ends, Greg is murdered.

Little Iodine does her best to break up the marriage of her parents, ruin a romance and cost her father his job.

Two identical twin sisters...one is very,very good--one is very, very bad. The good twin is due some big bucks. The bad twin wants 'em. Since they look just alike...look out.

1942 Soundies musical short starring The King's Men

While working in a laundromat, the boys find a baby hidden among the linen. They soon find out that the baby, who is the heir to a fortune, has been abandoned by his mother so that her two evil aunts can't cheat her and the baby out of the inheritance. The boys determine to help the woman claim her baby's rightful inheritance from her aunts, who have hired gangsters to find and eliminate the girl, the baby and anyone who helps them.

Joe Palooka goes blind during a fight. An operation restores his vision, but he's told not to fight for a year. His trainer Knobby has picked up another fighter, but gangsters are pressing him to fix fights. Joe decides to risk his eyesight to save Knobby's honor.

After losing heavyweight contender Al Costa to mob boss Florini fight promoter Knobby Walsh recruits small town boy Joe Palooka to take his place. First in the series.

Slip and Sach are in the sidewalk star-gazing business when they see a murder committed in a room at the El Royale Hotel.

Murder unfolds around a young girl who sleepwalks and talks while she does so.

This ancient history musical comedy predates A Funny Thing Happened on the Way to the Forum by a few decades. Frank Albertson plays a happy Roman bachelor who falls for a lovely slave girl, in a silly tale that uses stock footage from MGM's silent Ben Hur.

A group of musicians is determined to appear on a radio program.