Jim Lovell
Narrator - Apollo 8, Apollo 13 (voice)
Russell Schweickart
Narrator - Apollo 9 (voice)
Eugene Cernan
Narrator - Apollo 10, Apollo 17 (voice)
Michael Collins
Narrator - Apollo 11 (voice)
Charles Conrad
Narrator - Apollo 12 (voice)
Richard Gordon
Narrator - Apollo 12 (voice)
Alan Bean
Narrator - Apollo 12 (voice)
Jack Swigert
Narrator - Apollo 13 (voice)
Stuart Roosa
Narrator - Apollo 14 (voice)
James Irwin
Narrator - Apollo 15 (voice)
Ken Mattingly
Narrator - Apollo 16 (voice)
Charlie Duke
Narrator - Apollo 16 (voice)
Harrison Schmitt
Narrator - Apollo 17 (voice)
Buzz Aldrin
Self (archive footage)
Bill Anders
Self (archive footage)
Neil Armstrong
Self (archive footage)
Stephen Bales
Self (archive footage)
Walter Cunningham
Self (archive footage)
Ron Evans
Self (archive footage)
Fred Haise
Self (archive footage)
Neil B. Hutchinson
Self (archive footage)
Christopher Kraft
Self (archive footage)
Gene Kranz
Self (archive footage)
Jim McDivitt
Self (archive footage)
Edgar D. Mitchell
Self (archive footage)
Bob Overmyer
Self (archive footage)
Buck Owens
Self (voice) (archive audio)
Wally Schirra
Self (archive footage)
Dave Scott
Self (archive footage)
Alan Shepard
Self (archive footage)
Deke Slayton
Self (archive footage)
Thomas Stafford
Self (archive footage)
Edward H. White II
Self (archive footage)
John Young
Self (archive footage)
John F. Kennedy
Self (archive footage)
Lyndon B. Johnson
Self (archive footage)
Joseph P. (Joe) Kerwin
Self - Capsule Communicator (voice)