“Struggling to heal from her injuries inflicted by Reign (Odette Annable), Supergirl (Melissa Benoist) remains in a dreamlike state, unable to be reached.
Mon-El (Chris Wood) recruits one of the Legion members, Brainiac-5 (guest star Jesse Rath), to try to bring her back.
Ahead of the return of the series in just nine days, The CW has released a new promo for the mid-season premiere of Supergirl offering a look at the fully assembled Legion of Super-Heroes including a first look at Brainiac 5!
Meanwhile, Reign continues her rampage on the city so the DEO teams up with the Legion of Superheroes to try to stop her.” Supergirl stars Melissa Benoist as Kara Danvers/Supergirl, Mehcad Brooks as James Olsen, Chyler Leigh as Alex Danvers, Jeremy Jordan as Winslow ‘Winn’ Schott, Chris Wood as Mon-El, Katie McGrath as Lena Luthor, Odette Annable as Sam/Reign, and David Harewood as Hank Henshaw/J’onn J’onnz.
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Supergirl 3x10 Extended Promo "Legion of Superheroes" (HD) Season 3 Episode 10 Extended Promo