Asa Butterfield

as Ender Wiggin

Hailee Steinfeld

as Petra Arkanian

Harrison Ford

as Colonel Hyrum Graff

Viola Davis

as Major Gwen Anderson

Ben Kingsley

as Mazer Rackham

Abigail Breslin

as Valentine Wiggin

Aramis Knight

as Bean

Moisés Arias

as Bonzo Madrid

Nonso Anozie

as Sergeant Dap

Suraj Partha

as Alai

Khylin Rhambo

as Dink Meeker

Jimmy 'Jax' Pinchak

as Peter Wiggin

Conor Carroll

as Bernard

Tony Mirrcandani

as Admiral Chjamrajnagar

Stevie Ray Dallimore

as John Wiggin

Andrea Powell

as Theresa Wiggin

Brandon Soo Hoo

as Fly Molo

Han Soto

as Lieutenant Soto

Kyle Clements

as Young Mazer Rackham

Kelvin Harrison, Jr.

as Salamander (uncredited)

Caleb J. Thaggard

as Stilson

Cameron Gaskins

as Slattery

Wendy Miklovic

as Female Doctor

Jasmine Kaur

as Professor

Edrick Browne

as Eros Tech Officer Hendee

Christopher Coakley

as Stilson Buddy #1

Chase Walker

as Stilson Buddy #2

Gavin Hood

as Giant