Supergirl 4x15 Sneak Peek O Brother, Where Art Thou ( HD) Jon Cryer as Lex Luthor

Supergirl 4x15 O Brother, Where Art Thou Season 4 Episode 15 Sneak Peek JON CRYER GUEST STARS AS ICONIC DC COMICS VILLAIN LEX LUTHOR Secretly furloughed from prison due to failing health, Lex Luthor (guest star Jon Cryer) visits his sister, Lena (Katie McGrath), to seek her help finding a cure. Savvy as ever, Lena is suspicious of Lexs motives but when shes faced with a life and death situation, she must decide how she truly feels about her brother. Meanwhile, Supergirl (Melissa Benoist) and Jonn