Kurt Russell character R.J. MacReady
Wilford Brimley character Dr. Blair
T. K. Carter character Nauls
David Clennon character Palmer
Keith David character Childs
Richard Dysart character Dr. Copper
Charles Hallahan character Norris
Peter Maloney character Bennings
Richard Masur character Clark
Donald Moffat character Garry
Joel Polis character Fuchs
Thomas G. Waites character Windows
Norbert Weisser character Norwegian (uncredited)
Larry J. Franco character Norwegian Passenger With Rifle (uncredited)
Nate Irwin character Helicopter Pilot (uncredited)
William Zeman character Pilot (uncredited)
Adrienne Barbeau character Computer (voice) (uncredited)
John Carpenter character Norwegian (video footage) (uncredited)
Jed character The Dog (uncredited)
