Mark Shepherd

About Mark Shepherd

Mark Sheppard is an English actor and musician, known for playing Crowley in *Supernatural* and roles in *Battlestar Galactica*, *Leverage*, and *Firefly*. Recently, in December 2023, Sheppard experienced a serious health scare, suffering six heart attacks due to a 100% blockage in his left anterior descending artery but is now on the road to recovery.