It's official: Mitch Pileggi is returning to Supernatural as Sam and Dean's presumed-dead grandpa - and not for some one-off guest stint. As I first teased in Ask Ausiello, the X-Files vet will appear in multiple episodes during season 6.
'I'm a longtime fan of Mitch's work,Â gushes executive producer/new showrunner Sera Gamble. And we all thought he did an amazing job the first time around, so we're excited he was game to [return].Â
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