Ripley

Sigourney Weaver

Acting

Dillon

Charles S. Dutton

Acting

Clemens

Charles Dance

Acting

Golic

Paul McGann

Acting

Andrews

Brian Glover

Acting

Aaron

Ralph Brown

Acting

Morse

Danny Webb

Acting

Rains

Christopher John Fields

Acting

Junior

Holt McCallany

Acting

Bishop II

Lance Henriksen

Acting

Murphy

Christopher Fairbank

Acting

Frank

Carl Chase

Acting

Boggs

Leon Herbert

Acting

Jude

Vincenzo Nicoli

Acting

David

Pete Postlethwaite

Acting

Troy

Paul Brennen

Acting

William

Clive Mantle

Acting

Gregor

Peter Guinness

Acting

Arthur

Deobia Oparei

Acting

Kevin

Phil Davis

Acting

Eric

Niall Buggy

Acting

Company Man

Hi Ching

Acting

Newt

Danielle Edmond

Acting

Lead Alien (uncredited)

Tom Woodruff Jr.

Acting