VIDEO: Watch A Sneak Peek of Tonight's Episode of The CW's SUPERNATURAL

On tonight's episode of SUPERNATURAL, "Unfinished Business" - (8:00-9:00 p.m. ET) (Content Rating TBD) (HDTV) DIRECTED BY AND GUEST STARRING RICHARD SPEIGHT, JR - Gabriel (guest star Richard Speight, Jr.) is back and drags Sam (Jared Padalecki) and Dean (Jensen Ackles) into his plot for revenge on the demigods who sold him to Asmodeus. Meanwhile, Jack's (Alexander Calvert) inflating confidence leads to reckless decisions that could put others in harm's way. Richard Speight, Jr. directed the episode written by Meredith Glynn (#1320). Original airdate 4/26/2018.

Supernatural is new Thursdays at 8/7c on The CW, and available next day on The CW App.

The thrilling and terrifying journey of the Winchester brothers continues. Sam (Jared Padalecki) and Dean (Jensen Ackles) have spent their lives on the road, battling every kind of supernatural threat. Over the years, after dozens of bloody adventures, they have faced everything from the yellow-eyed demon that killed their mother to vampires, ghosts, shapeshifters, angels and fallen gods. They even came face to face with LUCIFERand the Four Horsemen in averting the Apocalypse. With the help of allies - both human and supernatural - they've discovered that every threat they vanquish opens a new door for evil to enter in.

From Warner Bros. Television in association with Wonderland Sound and Vision, with executive producers McG ("Charlie's Angels," "The O.C."), Robert Singer ("Midnight Caller"), Jeremy Carver ("Being Human"), Phil Sgriccia and Adam Glass.

Need more TV Theatre News in your life? Sign up for all the news on the Fall season, discounts & more...