Director: Joost Van Rees
Victor Buono
Homer The Archivist
Rick Overton
Ino The Computer (voice)
カール・セーガン
Self
アイザック・アシモフ
Eugene Cernan
Self (archive footage)
Bernard J. Carr
Self (as Dr. Bernard Carr)
Frank Drake
Self (as Dr. Frank Drake)
Ronald E. Evans
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