Movies and TvShows featuring "tentacled-alien" theme.

When Casey Connor, an aspiring photographer, witnesses the murder of a nurse and sees her alive again, he decides to investigate the bizarre happenings at Herrington High School in Ohio. Along with a group of students, Casey uncovers that their teachers are being controlled by alien parasites. With the help of Zeke, a rebellious student, they discover that the parasites can be killed with a drug. The group takes down the queen alien and saves the school, returning everything back to normal.

When a research crew in deep space discovers the desolate ship "Green Planet" that warps into their area, they encounter Buzz, the commander and sole surivor of the ship. Being too incapacitated to make them aware of the situation of his ship, the research team will soon discover that they have found something far, far worse...

When a group of people become stranded on an abandoned oil rig, they discover that they are not alone. They must fight to survive against a terrifying aquatic humanoid creature that is hunting them down.

In an alternate reality of 1914, humans battle against an alien invasion with the help of steam-powered machinery. Lieutenant Eric Wells, a young soldier, rises through the ranks to pilot a giant human-piloted robot, Goliath, and lead the fight against the Martian invaders. As the war intensifies, Wells and his team face countless challenges, including treachery within their own ranks. Can they overcome the odds and save humanity?

In the year 2035, a team of astronauts on a space expedition discovers a mysterious crystal on their spacecraft. As they investigate further, they encounter a deadly alien creature that begins hunting them down one by one. Trapped in space, the crew must find a way to survive and escape before they become the creature's next victims.