On the mystic island of Lemuria, the cult of Ubasti seek the Egyptian Princess Nadji to sacrifice so that their goddess Ossana, whose soul resides in Nadji's body, may be resurrected by Black Magic. Nadji is located in the Far East port of Suva, but shielded by the White Magical powers of Frank Chandler, an American raised by Eastern mystics who is also known as Chandu. When Chandu takes a voyage alone, however, the evil Voice of Ubasti is able to magically spirit her to Lemuria, where Black Magic reigns supreme. Chandu sets out in pursuit with his sister Dorothy, niece Betty and nephew Bob; but, shipwrecked on the magic island, Chandu finds his family also held prisoner for sacrifice while he is plunged into an endless maze of caverns beneath the evil temple, where both his mortal and magical strength seem rendered useless.
Roy Rogers rides to the rescue when a bank robber's orphaned son (Tommy Cook), who is living at a ranch for homeless boys run by Gabby Whittaker (George "Gabby" Hayes), attracts the attention his father's rowdy gang, who want to claim the boy's inheritance for themselves
A young former kickboxer is needed for his old school as they prepare for competition against a rival school for ownership. But, the young kickboxer is afraid after nearly killing someone in a earlier tournament. He must now make his try to put his past behind him or his friends lose their school.
Saunders with his Cattlemen's Protective Agency is running roughshod over the ranchers. Lawyer Larry Kimball is fighting him but he needs a rancher that will stand up with him against Saunders. He finds him when Lou Gehrig retires from baseball to take up ranching. Lou expects to relax on his ranch but quickly joins Larry in the fight.
Roy is a newspaper reporter. He goes to Cheyenne to cover the activities of supposed bad guy Arapahoe Brown. Roy, of course, discovers who the real bad guy is.
Two feuding half-brothers are both assigned to the same aircraft carrier. The carrier is sent to the Persian Gulf and their personal problems are put behind them, while they deal with a Iraqi military officer who has decided to stage a coup. The brothers move in to deal with the problem, but soon find themselves fighting the rebels as well as regular Iraqi troops. When one brother gets in trouble, the other comes to the rescue.
Daniel Boone leads settlers into Kentucky, but must battle Shawnee Indians who have been persuaded by a French renegade that Boone and the settlers are there to kill them and steal their land.
Sports reporter Max Havoc, a former kickboxer, travels to Seattle. There he encounters orphans who are threatened by an unscrupulous broker because he wants to build a hotel on the grounds of their home. Max takes up the fight with him.
Bill Hickok, assisted by Calamity Jane, is after a foreign agent and his guerrilla band who are trying to take over some western territory just as the Civil War is coming to a close.
In this Roy Rogers entry, featuring a song written by Oklahoma Governor Roy J. Turner (making him and Lousiania's Jimmie Davis and Texas' W.E. "Pappy" O'Daniel possibly the only state governors to write songs used in a western), Flying U ranch owner Sam Talbot is killed by a fall from a horse. St. Louis reporter Connie Edwards comes to check a rumor that he might have been murdered. She goes to Roy Rogers, editor of the local newspaper, and he takes her to the reading of Talbot's will. The ranch is left to Talbot's 12-year-old ward, Duke Lowery, much to the dismay of Talbot's niece, Jan Holloway. After some attempts on Duke's life, Roy finally proves that Jan, Steve McClory and coroner Jim Judnick had Talbot killed and are conspiring to do the same for Duke, making Jan the last heir.
Richard Avery, whose young son is kidnapped while they travel in India. Embarking on a desperate quest to rescue him, and with a beeper providing his only lead, Avery seeks help from unlikely sources, including a drug lord and a beautiful but dangerous woman named Julia.
The south sea island Tonga is full of plantations and scoundrels. Ellen Bradford arrives expecting marriage to respectable and successful plantation owner only to find he is a drunk and gambler. Being the only white woman she is the desire of scoundrels and cut-throats.