Steve Ihnat

as Alain Praetorius

as Det. Andy Parker

as Dr. Simon Tyler

as James Fletcher

as Asst. Dist. Atty. Herb Gates

as Bob Stewart

as Royce MacLeod

as Officer Platt

as Ralph Hoak

as Captain Oliver

as Kryder

as Barney Benesch

as Andy Warshaw

as Felix Gauge

as Sheriff Weed

as Ross Duellan

as Peter Zarkov

as General Carter

as Col. Alex Stahl

as Stefan Miklos

as Maj. Paul Johan

as R.G. Posey

as Lord Garth of Izar

as Archie

as Eddie Drake

as Frank Padgett

as Frank Welles

as Carl S. Beaumont

as John Elgin

as Howard Rademaker

as Ben Roberts

as Garth

as Will

as Dr. Copeland (uncredited)

as Tyler

as Dick Budman

as Pit Boss

as Officer Hasboro

as Art Meredith

as Lt. Minns

as Stub O'Dell

as Matson

as Jed Matthews

as Dr. James Rothson

as John Logan

as Josh Carter

as Kaster

as Al

as Dutch

as Charlie Parks

as Ben Hooker

as Jack

as Ashe

as John Farron

as Frank Reardon

as Lucas Pritchard