Ryan Gosling
as Neil Armstrong

Claire Foy
as Janet Shearon

Jason Clarke
as Ed White

Kyle Chandler
as Deke Slayton

Corey Stoll
as Buzz Aldrin

Patrick Fugit
as Elliot See

Christopher Abbott
as David Scott

Ciarán Hinds
as Robert R. Gilruth

Olivia Hamilton
as Patricia White

Pablo Schreiber
as Jim Lovell

Shea Whigham
as Gus Grissom

Lukas Haas
as Michael Collins

Ethan Embry
as Pete Conrad

Brian d'Arcy James
as Joseph A. Walker

Cory Michael Smith
as Roger B. Chaffee

Kris Rey
as Marilyn See

Gavin Warren
as Young Rick Armstrong

Luke Winters
as Older Rick Armstrong

Connor Blodgett
as Mark Armstrong

Lucy Stafford
as Karen Armstrong

J.D. Evermore
as Christopher C. Kraft Jr.

Leon Bridges
as Gil-Scott Heron

Steve Coulter
as Guenter Wendt

Skyler Bible
as Richard F. Gordon Jr.

William Gregory Lee
as Gordon Cooper

Choppy Guillotte
as John Young

Braydyn Nash Helms
as Young Ed White Jr.

Edmund Grant
as Older Ed White Jr.

Callie Brown
as Young Bonnie White

Claire Smith
as Older Bonnie White

Brady Smith
as Butch Butchart

John David Whalen
as John Glenn

Matthew Glave
as Chuck Yeager

Rodney J. Hobbs
as X-15 Flight Surgeon

Kermit Rolison
as George Mueller

Willie Repoley
as Jim Fucci

Ben Owen
as John Hodge

Jim Stearns
as David Hammock

James H. Williams
as Pastor

Helen S. Jackson
as Louise Sheron

Ambrit Millhouse
as Syringe Tech

Mark Armstrong
as Paul Haney

Kevin Buttimer
as MSC Entrance Guard

Dustin Lewis
as Ralph Morse

Robert Hatch
as Joe Schmitt

Anna Chazelle
as White House Staffer

Tyner Rushing
as White House Staffer

Myra Brown
as White House Attendant

Ronald Hicks
as White House Attendee

Lawrence Jonasson
as White House Attendee

Irina Labouz
as White House Attendee

Anthony Paolucci
as Jim

Philip Boyd
as Reporter

Stephanie Turner
as Kelsey

Timothy Batten
as ABC Reporter

Aurelien Gaya
as Agence France Reporter

Todd Truley
as Houston Post Reporter

Mark Kelly
as Reporter - Apollo 11

Tim Olcott
as Reporter - Apollo 11

Andrea Maria Hintermaier
as Hamburg Press

Jamie Anne Allman
as Times Reporter

Charles Carroll
as Senator

Brian Mahoney
as Fire Inspector

Donald Watkins
as Protestor

Tess Oakland
as Diner Patron

Michael Lee Kimel
as Bill Moon

Ryan Clay Forbes
as Bill Anders

Joshua Powell
as MC Engineer

Thomas Clay Strickland
as MC Engineer

Brad Kitchen
as Assistant Flight Director

Tim Harper
as Flight Activities Director

Andrew Armstrong
as Booster Flight Controller

Kevin Johnson
as CSQ Agena Systems

Damian Lovello
as CSQ Gemini Systems

Nelson Bonilla
as NASA PAO

Shawn Eric Jones
as Wally Schirra (uncredited)

Andrew Stahl
as Ken Mattingly

Mark Kirkman
as MCC Fido

Brian David McCay
as MCC Retro

Mark Schlichting
as MCC GNC

Mark Yurgil
as MCC EECOM

Andrew Buckman
as MCC Guidance

Christopher Sgubin
as MCC Network

Greg Puckett
as Charles Berry (uncredited)

Perry Zulu Jr.
as Robert Lawrence (uncredited)

Kent Wagner
as Fred Haise (uncredited)

Katelyn Davis
as Sally See (uncredited)

George Linkenback
as Col. Frank Borman (uncredited)

Milton Saul
as Reporter (uncredited)

Aaron J. Brooks
as NASA Pilot (uncredited)

John F. Kennedy
as Self (archive footage) (uncredited)