People News 'Grey's Anatomy' star T.R. Knight publicly confirms he's gay 10/20/2006 U.S. actor T.R. Knight, who plays Dr. George O'Malley on ABC's "Grey's Anatomy," has confirmed he is gay. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Grey's Anatomy CSI: Crime Scene Investigation Law & Order: Criminal Intent
