Charles Dance Clemens
Sigourney Weaver Ripley, Co-Producer
Charles S. Dutton Dillon
Pete Postlethwaite David
Holt McCallany Junior
Lance Henriksen Bishop II
David Fincher Director
Clive Mantle William
Paul McGann Golic
Phil Davis Kevin
Danny Webb Morse
Matthias Gohl Music Producer
Robert Renga Sound Recordist
Juno J. Ellis ADR Editor
David Lee Fein Foley, Foley Artist
James Cameron Characters
Charles Saldaña III Key Grip
Paul Lasaine Matte Painter
Walter Hill Producer, Screenplay
Martin Kenzie First Assistant Camera
Jonathan McKinstry Assistant Art Director
Dan O'Bannon Characters
Peter Guinness Gregor
Ralph Brown Aaron
Chris Carreras First Assistant Director
Lucinda Syson Casting Assistant
Christopher Fairbank Murphy
Barbara Harris ADR Voice Casting
Gary A. Krakoff Construction Coordinator
Nick Gillard Stunts
Richard Overton Sound Re-Recording Mixer
Ronald Shusett Characters
Deobia Oparei Arthur
Jim Rygiel Digital Effects Supervisor
Christopher Brooks Music Coordinator
Billy Hopkins Casting
Vincenzo Nicoli Jude
Maura Alvarez Rotoscoping Artist
Julia Rivas Frey Visual Effects Coordinator
Christopher John Fields Rains
Josh McLaglen Second Unit First Assistant Director
Brian Glover Andrews
Kevin De La Noy Location Manager
Richard Edlund Visual Effects Producer
Nick Dudman Key Makeup Artist
Niall Buggy Eric
Carl Chase Frank
Susan A. Cabral Makeup Artist
Simon Crane Stunts
Greg Cannom Special Effects Makeup Artist
Tom Woodruff Jr. Lead Alien (uncredited)
Marc Boyle Stunt Coordinator
Larry Ferguson Screenplay
John Morrisey ADR Editor
Norman Reynolds Production Design
Simon Atherton Armorer
William D. Barber Camera Operator
Jamie Christopher Third Assistant Director
Jim Morahan Art Direction
Elliot Goldenthal Original Music Composer
Chris Cunningham Special Effects
Clive Mackey Second Assistant Camera
David Giler Screenplay, Producer
Leon Herbert Boggs
Vincent Ward Story
Gordon Carroll Producer
Graham Churchyard Assistant Costume Designer
Paul Brennen Troy
Priscilla John Casting
Janine Modder Production Coordinator
H. R. Giger Creature Design
Ron S. Herbes Assistant Sound Editor