Ridley Scott	...	(Director)
Dan O'Bannon, Ronald Shusett	...	(Writer)
Tom Skerritt	...	Dallas
Sigourney Weaver	...	Ripley
Veronica Cartwright	...	Lambert
Harry Dean Stanton	...	Brett
John Hurt	...	Kane
Ian Holm	...	Ash
Yaphet Kotto	...	Parker
Bolaji Badejo	...	Alien
Helen Horton	...	Mother
Derek Vanlint	...	Cinematographer
David Crowther	...	Editor
Jerry Goldsmith	...	Composer
Terry Rawlings	...	Editor
Peter Weatherley	...	Editor

Summary: When a mining ship lands on a planet to investigate upon a suspected SOS, the entire crew are unaware of the terror which they would unleash upon their ship. When a alien life-form attach's itself to the face of a crew member, the rest of the team act fast to try and separate the two organisms. Unbeknownst to everyone, this is the start of the terror which would affect every member of the seven person crew.