On screen
Cast
13 credited performers
Ken Clark
Capt. John Anderson
Muzaffer Tema
Dr. Selim Hamid
Michi Kobi
Dr. Hideko Murata
Tom Conway
Dr. Feodor Orloff
Anthony Dexter
Dr. Luis Vargas
Anna-Lisa
Dr. Sigrid Bomark
John Wengraf
Dr. Erich Heinrich
Artwork unavailable
Robert Montgomery Jr.
Roddy Murdock
Artwork unavailable
Phillip Baird
Dr. William Rochester
Artwork unavailable
Richard Weber
Dr. David Ruskin
Artwork unavailable
Roger Til
Dr. Etienne Martel
Artwork unavailable
Cory Devlin
Dr. Asmara Markonen
Francis X. Bushman
Secretary General of the International Space Order