"O Brother, Where Art Thou?" the best episode of CW's 'Supergirl' ever? Maybe, with Lex Luthor's debut, J'onn's decision, Supergirl's potty mouth, and more!
!['Supergirl' Season 4, Episode 15 "O Brother, Where Art Thou?": Cryer's Lex Is the Serum the Series Needed [SPOILER REVIEW]](https://mlpnk72yciwc.i.optimole.com/cqhiHLc.IIZS~2ef73/w:350/h:350/q:75/rt:fill/g:ce/https://bleedingcool.com/wp-content/uploads/2019/03/SPG415b_0596b-350x350.jpg)
O Brother Where Art Thou Archives
The CW has signed Azie Tesfai (Jane the Virgin) as a series regular beginning with the fifth season of Supergirl, a day before she makes her series debut.
!['Supergirl' Season 7, Episode 15 "O Brother, Where Art Thou?": Return of the Lex! Oh My God! [PREVIEW]](https://mlpnk72yciwc.i.optimole.com/cqhiHLc.IIZS~2ef73/w:350/h:350/q:75/rt:fill/g:ce/https://bleedingcool.com/wp-content/uploads/2019/03/SPG415b_0621b-350x350.jpg)
In the following preview for the CW's Supergirl "O Brother, Where Art Thou?," Kara has her hands full: perfect time for Lex Luthor (Jon Cryer) to appear.
!['Supergirl': Jon Cryer Talks Lex Luthor… And Playing That OTHER Luthor [VIDEO]](https://mlpnk72yciwc.i.optimole.com/cqhiHLc.IIZS~2ef73/w:350/h:350/q:75/rt:fill/g:ce/https://bleedingcool.com/wp-content/uploads/2019/03/jc-3-350x350.jpg)
With the Emmy Award-winning actor debuting on CW's Supergirl next week, Jon Cryer visited 'Live with Kelly and Ryan' on Monday to discuss Lex Luthor.
Set to make his grand entrance next month in the fourth season's 15th episode "O Brother Where Art Thou" on March 17, Lex has been in prison since the series started – so what could this tweet be all about?
Soon… pic.twitter.com/JcH8yFXmbt
— Jon Cryer (@MrJonCryer) February 9, 2019
Now that's a very interesting and specific piece of[...]