Christopher Nolan has responded to Robert Downey Jr.’s recent viral comments, revealing that he was slightly “afraid” of the actor when they first met.The actor – who has been nominated for an Oscar for his performance in Nolan’s latest movie, Oppenheimer – revealed that he had met with the director in the early ’00s in hopes to play the villain Scarecrow in Batman Begins.Downey shared that Nolan didn’t seem interested in casting the future Iron Man star, saying: “He was polite and all that. But you can tell when someone is kind of like, “It’s not going to go anywhere.’”Now, in an interview with the actor for The New York Times, Nolan has confirmed the story.“I 100 per cent knew you weren’t the guy,” said Nolan, who ultimately went on to cast Cillian Murphy in the role of Scarecrow.“In my head that was already cast.