Peter van Eyck

as Gen. Von Brock

as Dr. Bernd Reboux

as Baron Frederick Von Hallstatt

as Hans-Dieter Mundt

as Petchatkin

as Maj. Bob Anders

as Major Bill Tern

as Peter

as Kramer

as Dr. Peter Corrie

as Henry B. Travers

as Paul Decker

as Fribert

as Éric Fréminger

as Pédro Wassevitch

as SS Captain

as Dr. Van Anders / Col. Wilham Von Andre

as Andre Boucher

as Thaddeus

as Eric Hartman

as Dr. Celliers

as Capt. Sergei "Petey" Petrochine

as Bimba

as German Officer

as Heinrich Schulz

as Hafner

as Lt. Schwegler

as Lt. Tonder