Dan Ziskie, the actor best known for his roles in 'House of Cards' and 'Treme', died from arteriosclerotic cardiovascular disease on July 21, according to his obituary. His family remembered him "as a creative, thoughtful, and interesting man whose presence enriched their lives."
https://people.com/dan-ziskie-dead-house-of-cards-treme-actor-was-80-11…