It's Showtime for big-screen star Paul Bettany . The film actor, whose credits include Priest, The Tourist and Iron Man 2 , has been tapped to play sex education researcher William Masters in the Showtime drama Masters of Sex . The drama, from Sony Pictures Television, revolves around influential sexual education researchers Masters and Virginia Johnson and is being written by The Pacific's Michelle Ashford. For Bettany, the project marks his first U.S. television commitment following a long feature career that has included roles in Wimbledon and A Beautiful Mind. Masters of Sex was one of three pilots greenlit in August under new entertainment chief David Nevins. Ashford will executive produce alongside Sarah Timberman and Carl Beverly (Justified, A Gifted Man). Please Leave A Comment- Source- THR