The CW has released a sneak peek for episode #307 of Supergirl, which you can check out below. The installment, titled “Wake Up,” is officially described as follows:
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CHAD LOWE RETURNS TO DIRECT; BETTY BUCKLEY GUEST STARS — When Winn (Jeremy Jordan) and the team discover an alien ship has crash landed deep underwater beneath National City, Kara/Supergirl (Melissa Benoist) is called in to investigate. Meanwhile, Hank (David Harewood) attempts to bond with his father, Myr’nn (guest star Carl Lumbly). Samantha (Odette Annable), eager for some understanding of the changes she has been experiencing, looks to her estranged mother, Patricia Arias (guest star Betty Buckley), for answers.
Supergirl, “Wake Up,” was directed by Chad Lowe and by written by Gabriel Llanas and Anna Musky-Goldwyn. The episode airs Monday, November 20, at 8pm on The CW.