Mr. Turk was 49.

Here's his New York Daily News obituary. From it:

Brian Turk, an actor best known for his role as a strongman in the 2000s HBO series “Carnivale," died...from complications due to brain cancer....// Over a decadeslong career, Turk had roles in “Beverly Hills, 90210,” “Boy Meets World,” “ER,” “Buffy the Vampire Slayer,” “Two and a Half Men” and “General Hospital," among others.

RIP.