On screen
Cast
21 credited performers
Gary Lockwood
David Seville
Scott Hylands
Jim Capa
Hari Rhodes
Dr. Loren Huxley
Anthony Franciosa
Frank Karger
Mariette Hartley
Lisa Karger
Gary Merrill
Walter Dietrich
Inga Swenson
Ilyana Kovalefskii
Edward Bell
Anton Kovalefskii
Lew Ayres
President Charles Carter Durant
Artwork unavailable
Brian Dewey
Matt Karger
Artwork unavailable
Diana Webster
Hannah Young
Artwork unavailable
Bart Burns
Steiner
John Carter
Hazlitt
Artwork unavailable
Herbert Nelson
Chairman
Artwork unavailable
Serge Tschernisch
Russian
Artwork unavailable
Vince Cannon
Technician
Artwork unavailable
David Sachs
Surgeon
Robert F. Hoy
West
James Hong
Chinese Military Official
Soon-Tek Oh
Chinese Diplomat
Stack Pierce
Mission Control Worker