scifi, knight attacks crashed spaceship

The troopers of two starships have joined forces to terminate a massive bug attack at a Federation outpost. Before the mission can be completed and the survivors evacuated, one ship abruptly departs and goes inexplicably dark. The remaining battle-hardened troopers race to the rescue only to discover that the threat from the bugs is about to hit home.

Set in the future, the story follows a young soldier named Johnny Rico and his exploits in the Mobile Infantry. Rico's military career progresses from recruit to non-commissioned officer and finally to officer against the backdrop of an interstellar war between mankind and an arachnoid species known as "the Bugs."

A football player and his mates travel to the planet Mongo and find themselves fighting the tyranny of Ming the Merciless to save Earth.

Flash Gordon is an American science fiction television series that debuted on Sci Fi in the United States on August 10, 2007 and continued airing new episodes through February 8, 2008. It has also appeared on the United Kingdom Sci Fi Channel and SPACE in Canada. The series was developed by Peter Hume, who served as executive producer/show runner and wrote the first and last episodes, among others.

A futuristic, sensitive tale of adventure and confrontation when a 10 year old boy is accidentally kidnapped by a spaceship filled with a motley crew of space pirates.

A prince and a fellowship of companions set out to rescue his bride from a fortress of alien invaders who have arrived on their home planet.

Literary adaptation: a handsome youth of humble origins rises in society through his connections made as an elevator attendant in a luxury hotel.

A medieval alchemist (Klaus Kinski), knight (Harvey Keitel) and priest (Fernando Rey) mistake a flying-saucer alien for a dragon.