Simon McBurney is a British actor, theater director, and screenwriter, known for his versatile career both on stage and on the big screen. In cinema, he has established himself as a prominent character actor, often cast in roles of intellectual, authoritarian, or morally ambiguous figures, which he plays with remarkable intensity and a distinctive presence.

Among his most significant film roles is that of Director Atlee in *Mission: Impossible - Rogue Nation* (2015), where he demonstrated his ability to create complex and subtly menacing characters. He also starred in *Tinker Tailor Soldier Spy* (2011), Woody Allen's *Magic in the Moonlight* (2014), and played Dr. Thorne in *The Theory of Everything* (2014). McBurney also lent his distinctive voice to the character of Kreacher in *Harry Potter and the Deathly Hallows: Part 1* (2010), demonstrating his versatility in voice acting. His style is characterized by precision and an ability to convey depth even in secondary characters.