An American adventure film serial comprised of fifteen episodes of two reels (24 min) each. All chapters are presumed lost.

US Navy medical officer Jake Fuller is assigned to a goodwill visit aboard a Russian submarine. But he and his companion, Lt. Swain, end up alone...

An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard...

In 1931, a ragtag group of goofballs must face Contessa Dracula, a seductive sapphic pseudo-fascist who lives on a magical submarine.

A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California...

A marine biologist, a dolphin trainer, a research scientist, and a local sheriff try to hunt down a large sea monster, a shark/octopus hybrid, that...

An experimental submarine with a very experienced crew, the "Siren II" is sent to find out what happened to the "Siren I" after it mysteriously...

The wealthy and impulsive Rollo Treadway decides to propose to his beautiful socialite neighbor, Betsy O'Brien. Although Betsy turns Rollo down, he...

The Dynamic Duo faces four super-villains who plan to hold the world for ransom with the help of a secret invention that instantly dehydrates people.

A U.S. Navy submarine captain tries to prevent the Soviets from trying to launch World War III.

The seemingly tranquil waterways of Venice are terrorized by the perfect killing machine. In search of his father who has mysteriously disappeared...

Lawyer Nina Whitley is at the top of her game but gave up a lot to get there. When she learns that she won't be a partner at her firm and her old...

Five years after a zombie outbreak, the men and women of R-Division hunt down and destroy the undead. When they see signs of a second outbreak, they...

The advertising director of Pacific Pharmaceuticals, frustrated with the low ratings of their sponsored TV program, seeks a more sensationalist...

The story of Henry, a stand-up comedian with a fierce sense of humour and Ann, a singer of international renown. In the spotlight, they are the...

An ever evolving alien life-form arrives on a comet from the Dark Gaseous Nebula and proceeds to consume pollution. Spewing mists of sulfuric acid...

Madman Marz, an old folklore legend who murdered his family before escaping into the woods, is inadvertently summoned to a campsite to finish the...

Journalists Ichiro Sakai and Junko cover the wreckage of a typhoon when an enormous egg is found and claimed by greedy entrepreneurs. Mothra's...

A burning Godzilla, on the verge of meltdown, emerges to lay siege to Hong Kong. At the same time horrifying new organisms are discovered in Japan....

Story continues with the students' own conflicts, Koro Sensei’s identity and the fate of the world. The time limit for assassination is...