George Maharis
Lee Barrett
Richard Basehart
Dr. Gregor Hoffman
Anne Francis
Ann Williams
Dana Andrews
Gen. Williams
John Larkin
Dr. Leonard Michaelson
Richard Bull
Eric Cavanaugh
Frank Sutton
Henchman Donald
Ed Asner
Henchman Veretti
Simon Oakland
Tasserly
John Anderson
Agent Reagan
John Clarke
Guard Lt. Raskin
Hari Rhodes
Guard Lt. Johnson
Martin Blaine
Martin
Henry Beckman
Dr. Baxter
