Synopsis: After investigating an S.O.S. signal on a near-by world, the crew of an industrial spacecraft must fight for survival when a highly aggressive bioform is born in the ship and begins hunting them one by one.
Writer(s): Dan O’Bannon (story), Ronald Shusett (story), 1 more credit ?
Director: Ridley Scott
Stars: Sigourney Weaver, Tom Skerritt, John Hurt , See full cast and crew
IMDb Link: http://www.imdb.com/title/tt0078748/
Click here to read a PDF version of the full screenplay:
Alien (1976 first draft (starbeast))
Alien (june, 1978 revised final draft)