ນັກສະແດງ
Sheldon Allman
Dr. Abrams
Bill Erwin
Sam Pickering
Jason Wingreen
Mr. Lubbock
John Vernon
David Hunter / Praetorius
Ramon Bieri
Mishani
John Schuck
McDaniel
Jerry Douglas
Gen. Rollins
Fritz Weaver
Cirrak
Barbara Rhoades
Real Estate Woman
Woodrow Parfrey
Tyson
Lonny Chapman
Albert Treadway
Paul Comi
Wilson (uncredited)
Ed Flanders
Dr. Miles
Lawrence Cook
Donnelly
Peggy Rea
Helen Shaw's Friend
Marcy Lafferty
Scientist Wearing Gas Mask
Steve Ihnat
Alain Praetorius
Sabrina Scharf
Anne Novak
Edward Binns
Owen Larkdale
Roger Bowen
Alfred Blount