Characters played by Curd Jürgens
Wernher von Braun
Characters played by Victoria Shaw
Maria von Braun
Characters played by Herbert Lom
Anton Reger
Characters played by Gia Scala
Elizabeth Beyer
Characters played by James Daly
U.S. Maj William Taggert
Characters played by Adrian Hoven
Mischke
Characters played by Gerard Heinz
Prof .Oberth
Characters played by Karel Stepanek
Capt. Dornberger
Characters played by Peter Capell
Dr. Neumann
Characters played by Hayden Rorke
U.S. Army Major
Characters played by Austin Willis
U.S. Gen. John B. Medaris
Characters played by Alan Gifford
U.S. Army Colonel
Characters played by Helmo Kindermann
Gen. Kulp
Characters played by Lea Seidl
Baroness von Braun
Characters played by John Crawford
Dr. Bosco - White Sands
New Mexico
Characters played by Don Burnett
Newspaper Reporter
Characters played by Paul Carpenter
Launch Countdown Coordinator
Characters played by Arpad Diener
Horst
Characters played by Adolf Hitler
Self
Characters played by Eduard Linkers
Minor Role
Characters played by Gunther Mruwka
Young Wernher von Braun
Characters played by Hans Schumm
Baron von Braun
Characters played by Eric Zuckmann
Heinrich Himmler