Dean Winters is an American actor he has a net worth of $4 million. Dean Winters has earned his net worth as Ryan O'Reily on HBO's Oz. He has also portrayed Johnny Gavin on FX Network's Rescue Me and as Dennis Duffy on 30 Rock which airs on NBC. Winters was born on July 20, 1964 in New York City, New York, he has three younger brothers. In the summer of 2010 Winters played the part of the character known as Mayhem in the Allstate insurance advertising TV commercials. He has also starred in several major motion pictures including; Conspiracy Theory in 1997, Snipes in 2001 and P.S. I Love you in 2007. He also appeared in many television series such as; Homicide: Life on the Streets from 1995-1996, Law & Order: Special Victims Unit from 1999-2000 and Terminator: The Sarah Connor Chronicles from 2008-2009. Winters contracted a bacterial infection in June 0f 2009, due to this infection he had many subsequent surgeries which included amputation of two toes and part of a thumb. He was away from acting until the spring on 2010 when he re-joined the cast of 30 Rock, with help from Tina Fey and started filming the Mayhem campaign.