An Alien Serial Killer Stalks New "Supergirl" Teaser

A serial killer is targeting aliens in "Truth, Justice and the American Way," next week's episode of CBS's "Supergirl." Using some hi-tech weaponry, including a laser-edged guillotine, the the Master Jailer shows no fear when confronted by Kara in an all-new teaser.

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The teaser follows the release of photos from the episode that focused more on the debut of Siobhan Smythe, a character comic fans know as the super-powered villain Silver Banshee, who debuts in the upcoming Lexi Alexander-directed episode.

"Truth, Justice and the American Way" - Supergirl does battle with the deadly Master Jailer (Jeff Branson), who is hunting and executing escaped Fort Rozz prisoners. Also, Cat hires a second assistant, Siobhan Smythe (Italia Ricci), who immediately tries to one-up Kara, and Kara and James disagree over the DEO's methods, on SUPERGIRL, Monday, Feb. 22 (8:00-9:00 PM, ET/PT) on the CBS Television Network.

"Supergirl" airs Mondays at 8/7c on CBS.

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