Who is known by the most other names, Scott Sidney or John Dahl?
John Dahl John Dahl (born 1956) is an American film and television director and writer, best known for his work in the neo-noir genre.
Nils Dahl Nils Dahl (November 12, 1882 – July 17, 1966) was a Norwegian middle distance runner who specialized in the 1500 metres. He represented Kristiania IF.