Owain Yeoman is a Shirtless Vegetarian for PETA Andy Towle May 12, 2009 Owain Yeoman, who plays Officer Wayne Rigsby on CBS' The Mentalist, appears shirtless in a new ad for PETA. Says Yeoman: "I’ve seen how … [Read more...] about Owain Yeoman is a Shirtless Vegetarian for PETA