Mark Blum was an American actor.
A theater graduate from the University of Pennsylvania, Blum furthered his education at the University of Minnesota with a master’s degree in fine arts.
He was known for his roles in Sweet Surrender, Capital News, C.P.W., NYPD Blue and more recently as bookstore owner Mr. Mooney on the series You and as Union Bob in Mozart in the Jungle.
Blum also guest starred in a number of shows including St. Elsewhere, Wings, Frasier, The Sopranos, CSI Miami, Judging Amy, Law & Order, The Good Wife, The Blacklist, Elementary, The Good Fight, Succession, and Billions.
Blum died March 26, 2020, in New York City, New York. He was 69.