John Ralston

as Professor Cleary

as Christopher Parsons

as Werner

as George Venturi

as Dr. Modan

as MCRN Admiral

as Derek Longbrake

as William Rathcart

as FDA Chairman

as Whit Randolph

as Tom O'Neill

as Greg Dale

as Gregor

as Mr. Chandler

as Paul

as MacGregor

as Stevens

as Detective Jakobsson

as Stuart Wells

as Reuben

as Tom Miller

as Richard

as Walter "Walt" Jackson

as John Buckhout

as Donald Adams

as Burt

as Lucy's Father

as Joel Coleman

as Bill

as Mr. Miles Hollingsworth II

as George

as Robert Bryce

as Detective Mike

as Andrew Pederson

as Sasha Antonov

as Thomas Novak

as John Wexford

as Danny McClure

as Self - Narrator

as Dr. Joseph Mars

as Walter

as George Venturi

as William Rivers

as William Rivers

as Mitch Deerfoot

as Matt Hawkins

as Dr. William Shaw

as Ming the Merciless

as Oskar

as Lucius

as Quentin Baxter

as Dr. Garth Bender

as Jack Avenir

as George Venturi

as Paul Keaton

as Jason Sloan

as Len Taft

as Richard Carroll

as Steve 42

as Frank Sinatra

as Elliott

as Mr. Miles Hollingsworth II

as Carl

as Mr. Borquin

as Mulcahy's Date

as David Delaney

as Mr. White

as D.A. Barry Fenley

as Jack Berg

as Riley Del Deegan

as Airport Gunman

as Dr. Raymond Fuchs / Stephen

as Clark