Eva Green
Sarah Loreau
Sarah is a French astronaut training at the European Space Agency in Cologne. She is the only woman in the arduous program. She lives alone with Stella, her eight-year-old daughter. Sarah feels guilty that she cannot spend more time with her child. Her love is overpowering, unsettling. When Sarah is chosen to join the crew of a year-long space mission called Proxima, it creates chaos in the mother-daughter relationship.
Sarah Loreau
Mike Shannon
Stella Akerman Loreau
Thomas Akerman
Wendy Hauer
Anton Ochievski
Jurgen
Naomi Shannon
Sarah's Doctor
Dima
Vera
Russian Journalist
Star City Member
Exoskeleton Coach
Exoskeleton Coach
Mike's Son
Mike's Son
Russian Child
Russian Child
Survival Coach
Director
