On screen
Cast
50 credited performers
Arthur C. Clarke
Self
Artwork unavailable
Gordon Honeycombe
Narrator (voice)
Artwork unavailable
Arne Eggebrecht
Self
Artwork unavailable
Remy Van Lierde
Self
Artwork unavailable
Alex Campbell
Self
Bob Gimlin
Self
Artwork unavailable
Anna Mitchell-Hedges
Self
Artwork unavailable
Kenneth Arnold
Self
Artwork unavailable
Paul LeBlond
Self
Artwork unavailable
Derek de Solla Price
Self
Artwork unavailable
Robert Taylor
Self
Artwork unavailable
Michael Ward
Self
Artwork unavailable
Stuart Piggott
Self
Artwork unavailable
Lester Davies
Self
Artwork unavailable
Luis Gomez
Self
Artwork unavailable
Roger Jennison
Self
Artwork unavailable
Jean Meldrum
Self
Artwork unavailable
Ira Carpenter
Self
Artwork unavailable
Joseph Gennaro
Self
Artwork unavailable
John Sibert
Self
Artwork unavailable
Geoff Swinney
Self
Artwork unavailable
John Cloudesley Thompson
Self
Artwork unavailable
F.G. Wood
Self
Artwork unavailable
Fujio Yasuda
Self
Artwork unavailable
Ian Ralston
Self
Artwork unavailable
Grover Krantz
Self
Artwork unavailable
Gerald Hawkins
Self
Artwork unavailable
Robert Rines
Self
Artwork unavailable
Alexander Dolgov
Self
Artwork unavailable
Leonid Krinov
Self
Artwork unavailable
Alexsei Vasilyevich Zolotov
Self
Artwork unavailable
Nikolai Vasiliyev
Self
Artwork unavailable
Leonid Alekseyevich Kulik
Self (archive footage)
Artwork unavailable
Michael O'Kelly
Self
Artwork unavailable
Archie Tom
Self
Artwork unavailable
Aubrey Burl
Self
Artwork unavailable
Charles Knight
Self
Artwork unavailable
Sylvia Mowday
Self
Artwork unavailable
Butch Hottinger
Self
Artwork unavailable
Robert Nathan
Self
Artwork unavailable
N.K. Vereshchagin
Self
Artwork unavailable
Roy Mackal
Self
Artwork unavailable
Don Albert
Self
Artwork unavailable
Henry C. Courten
Self
Artwork unavailable
Peter Boyce
Self
Artwork unavailable
Jack Hartung
Self
Artwork unavailable
Dwight Carey
Self
Artwork unavailable
Myra Shackley
Self
Artwork unavailable
James Tuck
Self
Artwork unavailable
Bernard Heuvelmans
Self