Celebrity Michael Sheen & Sarah Silverman Step Out Holding Hands The actor and the comedienne have been dating for a few weeks, sources say By Michele Corriston Published on February 26, 2014 12:45 PM Share Tweet Pin Email Photo: NPG Michael Sheen and Sarah Silverman took their romance to the street over the weekend, walking hand-in-hand around Los Angeles on Sunday. The Masters of Sex actor and comedian were first linked when she attended Sheen’s 45th birthday bash with other pals in West Hollywood on Feb 6. They were later seen partying at Soho House. Though they’ve remained mum about romance, a source recently confirmed to PEOPLE that they are dating. On Saturday, Sheen and Silverman, 43, joined a group of friends for lunch then the next day spotted strolling around L.A. in casual clothing.