Question: Do both directors of films Blood, Guts, Bullets and Octane and The Nymph share the same nationality?
Sentence (from "Joe Carnahan"): Joseph Aaron Carnahan( born May 9, 1969) is an American independent film director, screenwriter, producer and actor best known for his films" Blood, Guts, Bullets and OctaneNarcSmokin' Aces The A- Team", and" The Grey".
Relevant evidence: Yes