Mark Watney
Melissa Lewis
Annie Montrose
Teddy Sanders
Rick Martinez
Mitch Henderson
Beth Johanssen
Chris Beck
Alex Vogel
Vincent Kapoor
Bruce Ng
Mindy Park
Rich Purnell
Tim Grimes
Zhu Tao
Guo Ming
Mike Watkins
Brendan Hatch
Jack
U.S. President
Chinese Flight Director
Wen Jiang
Timer Controller
Launch Control
Guidance
Reporter 2
Blair
Reporter 1
Police Woman
Nasa Staff Member
Pathfinder Developer
NASA Psychologist
Satcon
Launcher Interface
Capcom
Telemetry
Comms
NASA Break Room Worker
Vincent's Secretary
CNN Reporter
Robert Lewis
Vogel's Wife
Marissa Martinez
Chinese Translator
JPL Store Man
JPL White Room Worker
JPL Pathfinder Team
Ming's Secretary
Receptionist
Ryoko (uncredited)