Supernatural Season 12 Episode 21 “There’s Something About Mary” Promo

Here is the promo for the 21st installment of Supernatural season 12 titled “There’s Something About Mary”. In this episode of Supernatural, Elizabeth Blackmore guest stars.

Sam (Jared Padalecki) and Dean (Jensen Ackles) are alarmed when they learn hunters are being killed by suspicious “accidents” all over the country. They decide it is best to find Mary (guest star Samantha Smith) and make sure she’s safe. Meanwhile, Toni (guest star Elizabeth Blackmore) is back in the states and she and Mary face off.

Supernatural “There’s Something About Mary” airs on May 11 at 8|7c on The CW.