Tom Hanks

Jim Lovell

Bill Paxton

Fred Haise

Kevin Bacon

Jack Swigert

Gary Sinise

Ken Mattingly

Ed Harris

Gene Kranz

Kathleen Quinlan

Marilyn Lovell

David Andrews

Pete Conrad

Xander Berkeley

Henry Hurt

Christian Clemenson

Dr. Chuck

Brett Cullen

CAPCOM 1

Loren Dean

John Aaron - EECOM Arthur

Clint Howard

Sy Liebergot - EECOM White

Ben Marley

John Young

Marc McClure

Glynn Lunney

Tracy Reiner

Mary Haise

Joe Spano

NASA Director

Mary Kate Schellhardt

Barbara Lovell

Emily Ann Lloyd

Susan Lovell

Miko Hughes

Jeffrey Lovell

Max Elliott Slade

Jay Lovell

Jean Speegle Howard

Blanch Lovell

Michele Little

Jane Conrad

Chris Ellis

Deke Slayton

Tom Wood

EECOM Gold

Googy Gress

RETRO White

Ray McKinnon

Jerry Bostick - FIDO White

Max Grodénchik

FIDO Gold

Ned Vaughn

CAPCOM 2

Andy Milder

GUIDO White

Geoffrey Blake

GUIDO Gold

Wayne Duvall

LEM Controller White

Jim Meskimen

TELMU White

Joseph Culp

TELMU Gold

Ben Bode

INCO Gold

Todd Louiso

FAO White

Gabriel Jarret

GNC White

Christopher John Fields

Booster White

James Ritz

Ted

Endre Hules

Guenter Wendt

Meadow Williams

Kim

Walter von Huene

Technician

Brian Markinson

Pad Rat

Steve Rankin

Pad Rat

Austin O'Brien

Whiz Kid

Thom Barry

Orderly

Arthur Senzy

SIM Tech

Carl Gabriel Yorke

SIM Tech

Ryan Holihan

SIM Tech

Rance Howard

Reverend

Jane Jenkins

Neighbor

Todd Hallowell

Noisy Civilian

Roger Corman

Congressman

Jack Conley

Science Reporter

Bruce Wright

Anchor

Ivan Allen

Anchor

Jon Bruno

Anchor

Reed Rudy

Roger Chaffee

Steve Bernie

Virgil Grissom

Herbert Jefferson Jr.

Reporter

John Dullaghan

Reporter

Paul Mantee

Reporter

Thomas Crawford

Reporter

Frank Cavestani

Reporter

Jim Lovell

Captain of USS Iwo Jima (uncredited)

Neil Armstrong

Himself (archive footage)

Paul VI.

Himself (archive footage)