Stars on Mars S1, E8

Follows a simulation of what it might be like to be an astronaut on Mars, with celebrity contestants competing to be the last one standing, the "celebronaut."

Cast:William Shatner , Tinashe , Porsha Williams , Adam Rippon , Marshawn Lynch , Ariel Winter , Lance Armstrong , Cat Cora , Paul Pierce , Ronda Rousey , Natasha Leggero , Andy Richter , Tom Schwartz , Richard Sherman , Tallulah Willis , Ashley Iaconetti , Christopher Mintz-Plasse