Will Supergirl (Melissa Benoist) be able to save Sam (Odetts Annable)? Find out on the Supergirl episode airing May 21.

The episode is titled “The Fanatical” Here is the synopsis from TV Guide: “Tanya, a disciple of Coville’s, escapes from what’s left of his cult, and gives Kara and James a journal that could hold the key to saving Sam. Someone learns Guardian’s identity and threatens to expose James if he doesn’t do what they ask. James contemplates what it means to be a black vigilante without a mask in America.”

Photos Courtesy of The CW.

Don’t miss Supergirl “The Fanatical” airing Monday, May 21 at 8/7c on The CW.

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