A dying professor leaves his great-nephew a collection of documents pertaining to the Cthulhu Cult. The nephew begins to learn why the study of the cult so fascinated his grandfather. Bit-by-bit he begins piecing together the dread implications of his grandfather's inquiries, and soon he takes on investigating the Cthulhu cult as a crusade of his own.

Professor Barbenfouillis and five of his colleagues from the Academy of Astronomy travel to the Moon aboard a rocket propelled by a giant cannon. Once on the lunar surface, the bold explorers face the many perils hidden in the caves of the mysterious planet.

In a futuristic city sharply divided between the rich and the poor, the son of the city's mastermind meets a prophet who predicts the coming of a savior to mediate their differences.

When everyone in town falls under the spell of charismatic cosmetic surgeon Doctor Coppelius, feisty Swan must act to save her sweetheart Franz, before his heart is used to spark life into Coppelia – the ‘perfect’ robot-woman the Doctor has created.

In the aftermath of an emotional shock, a ruthless high-class manager faces her own abyss, becomes pervaded by a sensory spirit and undertakes a purifying voyage.

A doctor's research into the roots of evil turns him into a hideous depraved fiend.

Frankenstein, a young medical student, trying to create the perfect human being, instead creates a misshapen monster. Made ill by what he has done, Frankenstein is comforted by his fiancée; but on his wedding night he is visited by the monster.

Using every known means of transportation, several savants from the Geographic Society undertake a journey through the Alps to the Sun which finishes under the sea.

The navy captain Avanti Planetaros is inspired by his astronomer-father to travel through outer space to reach other worlds. He becomes an aviator and, along with the young scientist Dr. Krafft, the driving force behind the construction of a space-ship. Despite oppostion from the mocking Professor Dubius, Planetaros gathers a crew of fearless men and takes off. During the long voyage, the crew becomes restless; a mutiny is narrowly avoided. Finally, they reach Mars and discover that the planet is inhabited by people who have reached a higher stage of development, free of diseases, sorrow, violence, sexual urges, and the fear of death. Avanti falls in love with Marya, daughter of the Prince of Wisdom, the head of the Martians. Marya shares his feelings and decides to return with him in order to bring the wisdom of the Martians to the backward Earthlings. (stumfilm.dk)

Mad scientist, doctor Ten Brinken artificially inseminates a prostitute with a dead man's semen. The resulting child grows up to be a beautiful, evil woman who turns against her creator.

Hanns Heinz Ewers' grim science-fiction novel Alraune has already been filmed twice when this version was assembled in 1928. In another of his "mad doctor" roles, Paul Wegener plays Professor Brinken, sociopathic scientist who combines the genes of an executed murderer with those of a prostitute. The result is a beautiful young woman named Alraune (Brigitte Helm), who is incapable of feeling any real emotions -- least of all guilt or regret. Upon attaining adulthood, Alraune sets about to seduce and destroy every male who crosses her path. Ultimately, Professor Brinken is hoist on his own petard when he falls hopelessly in love with Alraune himself. Alraune was remade in 1930, with Brigitte Helm repeating her role, and again in 1951, with Hildegarde Knef as the "heroine" and Erich von Stroheim as her misguided mentor.

A young man travels to Mars in a rocket ship, where he leads a popular uprising against the ruling group with the support of Queen Aelita, who has fallen in love with him after watching him through a telescope.