Kurt Russell

R.J. MacReady

John Carpenter

Norwegian (video footage) (uncredited)

Adrienne Barbeau

Computer (voice) (uncredited)

Norbert Weisser

Norwegian (uncredited)

Thomas G. Waites

Windows

Joel Polis

Fuchs

Donald Moffat

Garry

Richard Masur

Clark

Peter Maloney

Bennings

Charles Hallahan

Norris

Richard Dysart

Dr. Copper

David Clennon

Palmer

T. K. Carter

Nauls

Wilford Brimley

Dr. Blair

Keith David

Childs

Jed

The Dog (uncredited)