The 100

CW | 9:00 pm

Still stunned after receiving Monty’s message, a small reconnaissance party goes down to take the measure of their mysterious new planet as this hit sci-fi series opens Season 6 with "Sanctum." Back on the mothership, several members of Wonkru must reckon with the consequences of their recent decisions. Eliza Taylor, Paige Turco, Bob Morley, Marie Avgeropoulos, Lindsey Morgan and Shannon Kook star.