Dean Winters Video | Celebrity Interview and Paparazzi

Dean 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 was selected to portray "Mayhem" in an Allstate insurance advertising campaign that began airing in the summer of 2010. He is a graduate of Colorado College. Winters was born in New York City, and has three younger siblings: Bradford (a writer), Scott William, and Blair. Scott is also an actor, and portrayed Ryan O'Reily's brother Cyril on Oz. Winters has appeared in two of the Law & Order television series: Law &... MORE

Dean 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 was selected to portray "Mayhem" in an Allstate insurance advertising campaign that began airing in the summer of 2010. He is a graduate of Colorado College. Winters was born in New York City, and has three younger siblings: Bradford (a writer), Scott William, and Blair. Scott is also an actor, and portrayed Ryan O'Reily's brother Cyril on Oz. Winters has appeared in two of the Law & Order television series: Law & Order: Special Victims Unit, where he was a regular in the first season, and Law & Order: Criminal Intent. He has also made guest appearances on Sex and the City, Third Watch, NYPD Blue, CSI: Miami and 30 Rock as well as previously having a starring role in Rescue Me. He also starred in the 1999 romantic comedy Undercover Angel with Yasmine Bleeth and the 2002 direct-to-video horror film Hellraiser: Hellseeker. He played Tom in PS, I Love You. Winters played Detective Sam Tyler's father in the US version of Life On Mars. He also played Charley Dixon, Sarah Connor's love interest, in Terminator: LESS