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