All 'Alien' Movies Ranked by IMDb Rating

After investigating a mysterious transmission of unknown origin, the crew of a commercial spacecraft encounters a deadly lifeform.

Decades after surviving the Nostromo incident, Ellen Ripley is sent out to re-establish contact with a terraforming colony but finds herself battling the Alien Queen and her offspring.

While scavenging the deep ends of a derelict space station, a group of young space colonists come face to face with the most terrifying life form in the universe.

Following clues to the origin of mankind, a team finds a structure on a distant moon, but they soon realize they are not alone.

Returning from LV-426, Ellen Ripley crash-lands on the maximum-security prison Fiorina 161, where she discovers that she has unwittingly brought along an unwelcome visitor.

The crew of a colony ship, bound for a remote planet, discover an uncharted paradise with a threat beyond their imagination, and must attempt a harrowing escape.

Two centuries after her death, a powerful human/alien hybrid clone of Ellen Ripley aids a crew of space pirates in stopping the aliens from reaching Earth.

During an archaeological expedition on Bouvetøya Island in Antarctica, a team of archaeologists and other scientists find themselves caught up in a battle between the two legends. Soon, the team realize that only one species can win.

Warring Alien and Predator races descend on a rural Colorado town, where unsuspecting residents must band together for any chance of survival.