Colin Stetson and David Thewlis in Harry Potter and the Prisoner of Azkaban (Warner Bros.) Saxophonist Colin Stetson has written the score for the new National Geographic series Barkskins. Known for such soundtracks as Hereditary and Color Out of Space, the composer has today shared a new song from his latest project, “Awake You Sleepy Hearts”. The track happens to feature a familiar voice in David Thewlis, best known as Professor R.J. Lupin from the Harry Potter franchise and star of Barkskins. Based on the 2016 novel by Annie Proulx (“Brokeback Mountain”), Barkskins takes place over 300 years, following a series of related characters amidst the deforestation of North America. Thewlis’ plays Claude Trepagny, a land speculator with some poetical words in Stetson’s new song: “Awak...