Triggers: Psi (guest star Yael Grobglas), a thief with psychic powers, attacks National City. Able to immobilize people by tapping into their worst fears, Psi proves a formidable opponent for Supergirl. Meanwhile, James (Mehcad Brooks) and Lena (Katie McGrath) are at an impasse, and Samantha starts her new job at L-Corp.
David McWhirter directed the episode written by Gabriel Llanas & Anna Musky-Goldwyn.
Series: Supergirl Season 3 Episode 2
Air Date: Monday, October 16, 2017
Time Slot: 8:00 PM-9:00 PM EST on The CW