Philip Wells and his wife Helen argue a lot about the attention that Philip thinks Helen and his best friend, Dave Burton, are giving each other, but they all sail off together on Philips yacht, until "Gorilla"Larsen and his motley crew show up, scuttle the yacht, and marital-strife is no longer the issue of the day.
Canadian Mountie Mason is sent south of the border to look for a horse thief with only a watch chain for evidence. He befriends young Andy and when Calhoun hits Andy, Mason and Calhoun fight. In the scuffle Calhoun's watch with the missing chain is dislodged. Mason then sets out to bring in Calhoun and his gang.
Jim Gray is looking for the gang leader known as the General. When Neil Denham is murdered, Jim assumes his identity. He and his pal Squint Saunders then try to join the gang. But they get captured and Jim is told he can join up only if he kills his friend.
Heading west, Ken and Bouncer end up at the Brooks ranch where Ken is to ride Tarzan in the big race. But both the Sheriff and Edmonds are after him and he must hide both himself and the horse until race time.
After receiving an advance inheritance, a bored London couple set off on a world cruise hoping to rejuvenate their marriage and escape their dull routine. But newfound wealth and freedom only expose deeper cracks in their relationship, as each becomes infatuated with someone else. Their journey through exotic ports and mounting disillusionment ultimately brings them face to face with the fragility—and resilience—of love.
Escaping from the Sheriff, Jim and Cookie decide to go straight. But when they meet their old cohort, The Blanco Kid, he tells their new boss they are outlaws and they are in trouble again.
Mrs. Linda Randolph treks through darkened jungles to the land of Maradu to find her missing husband Allan, who'd left her years before when he believed she was in love with another. She finds Allan the drunken court physician to a devious prince-- Whose designs on the pair don't include a happy ending.
Head railroad man Dan is as ugly as he is honorable. When he spots a drifter who'd hopped a freight held up by a landslide, Dan offers the man a job; then he finds the man was a railroader, too, and takes him under his wing. Engaged to Mary, Dan doesn't notice the growing attraction between his protégé and his intended but focuses instead on running the railroad.
Hannes is employed at the Mont Blanc Observatory; the only outside connection is a pilot and Hella over the radio. Hella ascends the mountain but her father dies along the way.
Explorer Paul Hoefler leads a safari into central Africa and what was then called the Belgian Congo, in the regions inhabited by the Wassara and the famous Ubangi tribes.
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.
A distinguished English gentleman has a secret life--he is the notorious jewel thief the press has dubbed "The Amateur Cracksman". When he meets a woman and falls in love he decides to "retire" from that life, but an old friend comes to him with a predicament that entails him committing one last job.
On a volcanic island near the Kingdom of Hetvia rules Count Dakkar, a benevolent leader and scientist who has eliminated class distinction among the island's inhabitants. Dakkar, his sister Sonia and her fiance, engineer Nicolai Roget have designed a submarine which Roget pilots on its initial voyage just before the island is overrun by Baron Falon, despotic ruler of Hetvia. Falon sets out after Roget in a second submarine and the two craft, diving to the ocean's floor, discover a strange land populated by dragons, giant squid and an eerie undiscovered humanoid race.