VIDEO: Sneak Peek - 'Brotherhood' Episode of The CW's ARROW

On the next episode of The CW's ARROW titled "Brotherhood", Team Green Arrow’s ongoing battle with Damien Darhk (Neal McDonough) is complicated by a shocking revelation. Thea’s (Willa Holland) bloodlust returns and she loses control in front of Alex (guest star Parker Young).

James Bamford directed the episode written by Speed Weed & Keto Shimizu and airing on The CW on Wednesday, November 18th. Get a sneak peek below!

After a violent shipwreck, billionaire playboy Oliver Queen was missing and presumed dead for five years before being discovered alive on a remote island in the Pacific. When he returns home to Starling City, his devoted mother Moira, much-beloved sister Thea, and best friend Tommy welcome him home, but they sense Oliver has been changed by his ordeal on the island.

The series stars Stephen Amell as Oliver Queen, Colin Donnell as Tommy, Katie Cassidy as Laurel Lance, David Ramsey as John Diggle, Willa Holland as Thea Queen, with Susanna Thompson as Moira Queen and Paul Blackthorne as Detective Quentin Lance.

Based on characters appearing in comic books and graphic novels published by DC Comics, ARROW is from Bonanza Productions Inc. in association with Berlanti Productions and Warner Bros. Television, with executive producers Greg Berlanti ("Green Lantern," "Brothers & Sisters"), Marc Guggenheim ("FlashForward," "Eli Stone"), Andrew Kreisberg ("Warehouse 13," "The Vampire Diaries") and David Nutter ("Smallville," "Supernatural," "Game of Thrones"). Melissa Kellner Berman ("Eli Stone," "Dirty Sexy Money") is co-executive producer. The pilot was directed by David Nutter from a teleplay by Andrew Kreisberg & Marc Guggenheim, story by Greg Berlanti & Marc Guggenheim.