Supergirl Season 6 Episode 17
I Believe in a Thing Called Love
When Lex Luthor appears by Nyxly's side, Supergirl and team must deal with the emotional fallout of facing their two biggest foes at the same time. Alex makes plans for the perfect proposal to Kelly, but work keeps getting in the way.
Guest Stars
Jon Cryer
Lex Luthor
Robert Baker
Otis Graves
Matt Baram
Mitch
Keith Dallas
Al
Mila Jones
Esme