Dean Gerard Winters (born July 20, 1964) is an American actor. He is known for his role as Ryan O'Reily on the HBO prison drama Oz and had roles in TV series Rescue Me, 30 Rock, Sex and the City and Law & Order: Special Victims Unit, as well as portraying "Mayhem" in a series of Allstate Insurance commercials. He co-starred in one season of the CBS Network cop drama series Battle Creek and had a recurring role as “The Vulture” on the comedy series Brooklyn Nine-Nine.

Early life :

Dean Gerard Winters was born in New York City on July 20, 1964. He was raised on Long Island. He is of Irish and Italian descent, and speaks fluent Italian. He has two brothers, actor Scott and writer Bradford, and a sister, Blair. Winters spent his teenage years in Scottsdale, Arizona. He attended Chaparral High School and graduated from Brophy College Preparatory, a Jesuit school in Phoenix, in 1982, and from Colorado College in 1986.