EXCLUSIVE: Zach McGowan has been made a series regular for Season 3 of Showtime’s hit series “Shameless.” McGowan has been recurring on the show this season playing ex-sex addict Jody Silverman who likes cooking breakfast in the nude. Shameless, which was given an early renewal 2 weeks ago, will begin production on Season 3 begins in July. McGowan, repped by Innovative Artists and manager Ronni Hart, recently did Alloy Entertainment’s Web series Dating Rules from My Future.