Douglas Aarniokoski (born August 25, 1965) is an American television director and producer. He is well known for his work on the CBS series Star Trek: Discovery, Star Trek: Short Treks, Star Trek: Picard, Criminal Minds, S.W.A.T., and the CW superhero drama Arrow. He has also worked on FOX's supernatural series Sleepy Hollow. Aarniokoski got his start as a production assistant on Turner & Hooch and as a personal assistant to Tom Cruise on his 1990 film Days of Thunder. He then worked on the 19 ...