출연진
Michael Murphy
Narrator
Burkhard Bilger
Self
Scott Carpenter
Self (archive footage)
Francis French
Self
John Glenn
Self (archive footage)
Cooper Gordon
Self
Gus Grissom
Self (archive footage)
Wally Schirra
Self (archive footage)
Alan Shepard
Self (archive footage)
John Paul Stapp
Self (archival footage)
Dana Kilanowski
Self
David Simons
Self (archive footage)