Charles Dance Clemens
Sigourney Weaver Co-Producer, Ripley
David Fincher Director
Holt McCallany Junior
Pete Postlethwaite David
Lance Henriksen Bishop II
Christopher Fairbank Murphy
David Giler Producer, Screenplay
Paul McGann Golic
Dan O'Bannon Characters
Peter Guinness Gregor
Walter Hill Producer, Screenplay
Ralph Brown Aaron
Danny Webb Morse
Charles S. Dutton Dillon
Phil Davis Kevin
Paul Brennen Troy
Kevin De La Noy Location Manager
Barbara Harris ADR Voice Casting
Brian Glover Andrews
Leon Herbert Boggs
Deobia Oparei Arthur
Ronald Shusett Characters
Larry Ferguson Screenplay
Chris Corbould Special Effects Technician
Janine Modder Production Coordinator
Christopher Brooks Music Coordinator
Alex Thomson Director of Photography
Nick Dudman Key Makeup Artist
Josh McLaglen Second Unit First Assistant Director
H. R. Giger Creature Design
Niall Buggy Eric
Vincenzo Nicoli Jude
Simon Crane Stunts
Lucinda Syson Casting Assistant
Christopher John Fields Rains
Tom Woodruff Jr. Lead Alien (uncredited)
Martin Kenzie First Assistant Camera
Andrew Ackland-Snow Draughtsman
Richard Edlund Visual Effects Producer
Graham Churchyard Assistant Costume Designer
Matthias Gohl Music Producer
Vincent Ward Story
Chris Carreras First Assistant Director
David Lee Fein Foley, Foley Artist
Nick Gillard Stunts
Simon Atherton Armorer
Jake Scott Concept Artist
Paul Lasaine Matte Painter
William C. Carruth Supervising ADR Editor
Paul Jennings Stunts
Jamie Christopher Third Assistant Director
Elliot Goldenthal Original Music Composer
Ken Dufva Foley Artist
Sean McCabe Stunts
Clive Mantle William
David Horton Jr. Foley Editor
Priscilla John Casting
Marc Boyle Stunt Coordinator
David Worley Camera Operator
Chris Cunningham Special Effects
Mark Anthony Newman Stunts
Greg Curda Foley Mixer
Greg Cannom Special Effects Makeup Artist
Terry Rawlings Editor
Robert Renga Sound Recordist
David Crowther Editor
Carl Chase Frank
Jim Rygiel Digital Effects Supervisor
Billy Hopkins Casting
Joe Hobbs Wardrobe Master
Gary B. Kibbe Additional Photography