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)