Mason Vale Cotton (born June 25, 2002) is an American actor known for his roles as M.J. Delfino in the ABC soap opera Desperate Housewives (2008–2012) and as Bobby Draper in the AMC drama series Mad Men (2012–2015), the latter of which earned him a nomination for the Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series in 2016. In 2015, he starred as Max in the film Russell Madness, reprising the role in the 2020 series spinoff Russell Maniac. In 2017, he voiced Arnold Shortman in the Emmy-winning animated Nickelodeon film Hey Arnold!: The Jungle Movie.[1]
