Jon Hamm has reportedly completed a stint in rehab for alcohol addiction. According to TMZ the actor was treated at Silver Hill Hospital in Connecticut for 30 days after checking himself in at the end of February. A representative told the website: “With the support of his longtime partner Jennifer Westfeldt, Jon Hamm recently completed treatment for his struggle with alcohol addiction. They have asked for privacy and sensitivity going forward.” Jon is best known for playing Don Draper in hit television series Mad Men. The final season of the show is due to air in the US next month. Jon Hamm as Don Draper in Mad Men.