Asa Butterfield (Ender Wiggin), Harrison Ford (Colonel Graff), Hailee Steinfeld (Petra Arkanian), Abigail Breslin (Valentine Wiggin), Ben Kingsley (Mazer Rackham), Viola Davis (Major Gwen Anderson), Aramis Knight (Bean), Moises Arias (Bonzo Madrid), Brandon Soo Hoo (Fly Molo), Nonso Anozie (Sergeant Dap), Jasmine Kaur (Professorin), Edrick Browne (Hendee, Technischer Offizier), Kyle Russell Clements (junger Mazer Rackham), Han Soto (Lieutenant Soto), Stevie Ray Dallimore (John Wiggin), Jimmy 'Jax' Pinchak (Peter Wiggin), Andrea Powell (Theresa Wiggin), Tony Mirrcandani (Admiral Chjamrajnagar), Khylin Rhambo (Dink Meeker), Suraj Partha (Alai), Conor Carroll (Bernard), Cameron Gaskins (Slattery), Caleb J. Thaggard (Stilson)