Originally Posted by
Jimbo
James Caan was a long-time black belt under Tak Kubota, and probably still is training to some degree.
Ed O'Neill is a BJJ black belt under Rorion Gracie.
Marc Singer (V, Beastmaster) was a Hung Gar student of John Leong. Okay, he's not really a Hollywood celebrity anymore (I don't think). But still...
I can agree that most Hollywood celebrities aren't serious martial arts 'lifers', but it's a pretty broad statement to say that none of them are. Very few people of any background are MA lifers, regardless of where they are. But there may be some people who might surprise you.