TV highlights: The 'Dark Matter' team makes a desperate choice.

(All times Eastern.)The writer/comedian Demetri Martin delivers his usual brand of deadpan humor in his new stand-up special "Demetri Martin: Live (At the Time)" (Netflix).On "Defiance" (Syfy at 8), Irisa, Berlin and Amanda rush to rescue Nolan after the Votanis Collective suddenly frees him.