The CW has released the Official Synopsis of Supergirl episode “Mxy in the Middle” (6.11) that will be aired Tuesday, September 14 at 09:00-10:00 PM.
THOMAS LENNON RETURNS AS MR. MXYZPTLK
Supergirl (Melissa Benoist) and team must stop Nyxly (Peta Sergeant) from vanquishing a familiar face from Supergirl’s past – Mr. Mxyzptlk (guest star Thomas Lennon). Mxy returns and explains Nyxly’s dark history to the super team in the best way he knows how – in song form. Meanwhile, Lena (Katie McGrath) visits her mother’s birthplace in Ireland, eager to dig into her past but is shocked by the small town’s icy reception towards her.
SUPERGIRL stars Melissa Benoist as Kara Danvers/Supergirl, Chyler Leigh as Alex Danvers, Mehcad Brooks as James Olsen, David Harewood as Hank Henshaw, Jeremy Jordan as Winslow “Winn” Schott and Tyler Hoechlin as Superman.
The episode was directed by Glen Winter with story by Rob Wright and teleplay by Elle Lipson & Chandler Smidt (#611).
Supergirl is an action-adventure drama based on the DC Comics character Kara Zor-El (Melissa Benoist), Superman’s (Kal-El) cousin who, after 12 years of keeping her powers a secret on Earth, decides to finally embrace her superhuman abilities and be the hero she was always meant to be.
Based on characters appearing in comic books and graphic novels published by DC Comics, with executive producers Greg Berlanti, Ali Adler, Sarah Schecter and Andrew Kreisberg for Berlanti Productions in association with Warner Bros. Television.