Finally, Cillian Murphy gets to take the lead in a Christopher Nolan movie as Oppenheimer.

Cillian Murphy hung up the phone in shock when Christopher Nolan called him to talk about his new movie, "Oppenheimer," on that particular day.

Despite being a regular in Nolan movies for almost two decades, the Irish actor had always played a supporting role. Nolan wanted him to take charge this time.

He simply remarked, "Listen, I wrote this script; it's about Oppenheimer. He's very quiet and self-d....