Sigourney WeaverLt. Ellen Louise Ripley

Charles S. DuttonLeonard Dillon

Charles DanceJonathan Clemens

Pete PostlethwaiteDavid Postlethwaite

Ralph BrownFrancis Aaron

Paul McGannWalter Golic

Danny WebbRobert Morse

Lance HenriksenLance Bishop

Brian GloverHarold Andrews

Deobia OpareiArthur Walkingstick

Niall BuggyEric Buggy

Christopher John FieldsDaniel Rains

Peter GuinnessPeter Gregor

Vincenzo NicoliAlan Jude

Christopher FairbankThomas Murphy

Phil DavisKevin Dodd

Paul BrennenYoshi Troy

Clive MantleClive William

Carl ChaseFrank Ellis

Hi ChingCompany Man

Leon HerbertEdward Boggs

Danielle EdmondRebecca "Newt" Jorden

Holt McCallanyTed "Junior" Gillas

Tom Woodruff Jr.

David FincherDirector

Larry FergusonScreenplay

David GilerScreenplay

Walter HillScreenplay

Dan O'BannonCharacters

Ronald ShusettCharacters

Vincent WardStory

Gordon CarrollProducer

Ezra SwerdlowExecutive Producer