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