Jeffrey Dean Morgan is an American actor, best known to TV audiences as Denny Duquette on Grey's Anatomy, patriarch John Winchester on Supernatural, and Judah Botwin on the Showtime series Weeds. He also was in the 2007 film P.S. I Love You as William, an Irish singer, along with Hilary Swank and Gerard Butler. He plays The Comedian in the superhero film Watchmen. In 2016 Jeffrey made an appearance as Negan in The Walking Dead during the Season 6 finale and will be the primary antagonist in Season 7. Something curious about him is that a lot of people somehow confuse him with the actor Javier Bardem.