Arthur Machen has been played on NTS shows including Mark Leckey, with The White People - Part 1 first played on 23 June 2020.

Arthur Machen ( /ˈmækən/; 3 March 1863 – 15 December 1947) was a Welsh author and mystic of the 1890s and early 20th century. He is best known for his influential supernatural, fantasy, and horror fiction. His novella The Great God Pan (1890; 1894) has garnered a reputation as a classic of horror. (Stephen King called it "Maybe the best [horror story] in the English language".) He is also well known for his leading role in creating the legend of the Angels of Mons.