Cillian Murphy (born May 25, 1976, in Douglas, Cork, Ireland) is an Irish actor. He studied law at University College Cork before turning to acting, beginning with stage performances and the film 28 Days Later (2002), which marked his early breakthrough and established his intense screen presence.
He gained widespread recognition with roles in Batman Begins, Inception, and Peaky Blinders, but achieved peak acclaim with Oppenheimer, winning the Academy Award for Best Actor. Known for piercing intensity and understated performances, he transitioned from cult roles into one of the most respected leading actors.
He has continued collaborating with major filmmakers while maintaining a selective approach to projects, balancing independent films with large-scale productions. With sustained critical success and a distinctive acting style, he remains a defining presence shaping modern cinema and performance standards.