Mayhem is an advertising character created by Leo Burnett Worldwide for Allstate Insurance. In the new Allstate commercials, the Mayhem is played by Dean Winters (an actor known for his role as Ryan O’Reily on the HBO prison drama Oz and has also appeared on such television series as Rescue Me, 30 Rock, and Law & Order: Special Victims Unit).
The tagline is “Are You in Good Hands?”