Alien 3 (1992)
A movie starring Sigourney Weaver, Charles S. Dutton and Charles Dance
After escaping with Newt and Hicks from the alien planet, Ripley crash lands on Fiorina 161, a prison planet and host to a correctional facility. Unfortunately, although Newt and Hicks do not survive the crash, a more unwelcome visitor does. The prison does not allow weapons of any kind, and with aid being a long time away, the prisoners must simply survive in any way they can.
Alien Legion
Torie Montroc is the young son of an interstellar businessman who, rather than pick up the corporate torch, enrolls as a grunt in the Alien Legion, aligning himself with some of the galaxy’s most despicable degenerates.
Alien Resurrection (1997)
A movie starring Sigourney Weaver, Winona Ryder and Dominique Pinon
Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripley must team with a band of smugglers to keep the creatures from reaching Earth.
Aliens (1986)
A movie starring Sigourney Weaver, Michael Biehn and Lance Henriksen
When Ripley's lifepod is found by a salvage crew over 50 years later, she finds that terra-formers are on the very planet they found the alien species. When the company sends a family of colonists out to investigate her story—all contact is lost with the planet and colonists. They enlist Ripley and the colonial marines to return and search for answers.
Aliens in the Attic (2009)
A movie starring J.K. Simmons, Thomas Haden Church and Kevin Nealon
A group of kids must protect their vacation home from invading aliens.
Aliens vs Predator: Requiem (2007)
A movie starring Steven Pasquale, Reiko Aylesworth and John Ortiz
After a horrifying PredAlien crash-lands near a small Colorado town, killing everyone it encounters and producing countless Alien offspring, a lone Predator arrives to "clean up" the infestation.