Supernatural season 12

The twelfth season of Supernatural, an American dark fantasy television series created by Eric Kripke, premiered on October 13, 2016, on The CW and concluded on May 18, 2017. The season consisted of 23 episodes and aired on Thursdays at 9:00 pm (ET) for the first 8 episodes before moving to 8:00 pm (ET) in January 2017. This is the first season with Andrew Dabb and Robert Singer as showrunners. The season follows Sam and Dean dealing with the resurrection of their mother while trying to stop Lucifer from creating a Nephilim, while also being the target of a faction called The British Men of Letters.

Starring

 * Jared Padalecki as Sam Winchester
 * Jensen Ackles as Dean Winchester
 * Mark A. Sheppard as Crowley
 * Mark Pellegrino as Lucifer
 * Misha Collins as Castiel

Special guest star

 * Rick Springfield as Vincent "Vince" Vincente / Lucifer

Special appearance by

 * Jim Beaver as Bobby Singer

Guest stars

 * Samantha Smith as Mary Winchester
 * Elizabeth Blackmore as Lady Antonia "Toni" Bevell
 * Ruth Connell as Rowena MacLeod
 * Kim Rhodes as Sheriff Jody Mills
 * Adam Fergus as Mick Davies
 * David Chisum as U.S. President Jefferson "Jeff" Rooney / Lucifer
 * Courtney Ford as Kelly Kline
 * Kara Royster as Alicia Banes
 * Kendrick Sampson as Max Banes
 * Kathryn Newton as Claire Novak
 * Katherine Ramdeen as Alex Jones
 * Adam Rose as Aaron Bass
 * Woody Jeffreys as Tommy
 * Alicia Witt as Lily Sunder
 * Lisa Berry as Billie
 * David Haydn-Jones as Arthur Ketch
 * Theo Devaney as Gavin MacLeod
 * Rick Worthy as Alpha Vampire
 * Shoshannah Stern as Eileen Leahy
 * Alexander Calvert as Jack Kline
 * Gillian Barber as Dr. Hess
 * Ali Ahn as Dagon

Production
Supernatural was renewed for a twelfth season by The CW on March 11, 2016. The twelfth season is the final season to feature Mark A. Sheppard as Crowley as the actor announced in May 2017 he would not be returning for season 13.

Reception
The review aggregator website Rotten Tomatoes currently reports a 100% approval rating for Supernatural's twelfth season, with an average rating of 8.48/10 based on 10 reviews. The critics consensus reads, "Twelve seasons in, Supernatural still finds ways to entertain, forging new paths bound to lead to fresh adventures ahead for the Winchester brothers."