There's Something About Mary

There's Something About Mary
Episode Number 21
Season 12
Aired 2017-05-11
Overview Sam and Dean are alarmed when they learn hunters are being killed by suspicious “accidents” all over the country. They decide it is best to find Mary and make sure she’s safe. Meanwhile, Toni is back in the states and she and Mary face off.
Runtime 42 minutes
Absolute Number 262
Finale Type