Dean Winters
Birthday: 1964-07-20 | Place of Birth: New York City, New York, USADean Winters (born July 20, 1964) is an American actor, who has portrayed Ryan O'Reily on HBO's Oz, Johnny Gavin on FX Network's Rescue Me, and Dennis Duffy on NBC's 30 Rock. He also currently portrays "Mayhem" in Allstate commercials. Description above from the Wikipedia article Dean Winters, licensed under CC-BY-SA, full list of contributors on Wikipedia.
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Known For
Joe vs Carole
Christmas vs The Walters
DC Showcase: The Losers
Lost Girls