Supernatural - Season 12 Episode 21
There's Something About Mary
Release Date: May 11, 2017
S12 E21
May 11, 2017
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Episode Description
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.