Is there a third Winchester sibling among us? It certainly would seem so, and Jake Abel (Threshold) is playing him, TVGuide.com has learned exclusively.
Abel has been cast on the CW's Supernatural as Adam Milligan, an 18-year-old whom Sam and Dean meet in an episode titled "Jump the Shark" and airing April 23.
Adam, viewers will learn, is the by-product of a little somethin'-somethin' that big daddy John enjoyed during ...
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