The Time Machine

Starship C57D travels to planet Altair 4 in search of the crew of spaceship "Bellerophon," a scientific expedition that has been missing for twenty years. They find themselves unwelcome by the expedition's lone survivor and warned of destruction by an invisible force if they don't turn back immediately.

In the 23rd century, inhabitants of a domed city freely experience all of life's pleasures — but no one is allowed to live past 30. Citizens can try for a chance at being "renewed" in a civic ceremony on their 30th birthday. Escape is the only other option.

A surprise visit from Spock's father provides a startling revelation: McCoy is harboring Spock's living essence.

In California, an old man grieves the loss of his wife, and dies the day after she is buried. However, the space soldier Eros and his mate Tanna use an electric device to resurrect them both, alongside the strong Inspector Clay, who was murdered by the alien-controlled dead couple. When the populations of Hollywood and Washington D.C. see flying saucers on the sky, a colonel, a police lieutenant, a commercial pilot, his wife, and a policeman try to stop the aliens.

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.

When an unidentified alien destroys three powerful Klingon cruisers, Captain James T. Kirk returns to the newly transformed U.S.S. Enterprise to take command.

The residents of a small town are excited when a flaming meteor lands in the hills, until they discover it is the first of many transport devices from Mars bringing an army of invaders invincible to any man-made weapon, even the atomic bomb.

An alien and a robot land on Earth after World War II and tell mankind to be peaceful or face destruction.