On 17 February 2021, Mark Isham was a guest on Judas and the Black Messiah. Mark Isham has been played over 60 times on NTS, first on 6 June 2014. Mark Isham's music has been featured on 58 episodes.

Mark Isham (born September 7, 1951) is an American trumpeter, synthesist, and composer. He works in a variety of genres, including jazz, electronic, and film.

Isham was born in New York City. He studied classical music at an early age and played trumpet, piano and violin. The Isham family later moved to San Francisco, where Mark found work in several of the local orchestras. He also became…