"When I tuned in to Mad Men, I couldn’t believe he was this smouldering, brooding, sexual man. I was like, 'Oh my God, that’s Hamm!' To me, he’s just this super-silly idiot. He’s one of those very few actors who are comedian-compatible." Comedienne Sarah Silverman is thrilled and perplexed about Jon Hamm's success on TV. Hamm played a cable guy on her eponymous comedy show in 2007.