Looks like Sarah Silverman and boyfriend Michael Sheen can carpool to work! The premium cable network announced Monday, that the funny girl has been tapped to join the second season of Showtime’s smash series Masters of Sex as Helen, a recurring character who will appear in many of the series’ 12-episode sophomore season. , so you never know—perhaps Virginia has a cousin coming to town… Masters of Sex quickly became a fan favorite series in 2013 and received Golden Globe and WGA nominations and was named one of AFI’s top TV programs of the year.