British actor known for his work as Gollum in the Lord of the Rings films. He also received acclaim for his depiction of the ape Caesar in the Planet of the Apes trilogy. Additionally, he played the titular character in director Peter Jackson's King Kong and appeared in Marvel's hit film Black Panther. He also directed and starred in 2018's Mowgli.
He studied visual arts and theatre in school before joining several touring theater troupes. After graduating college, he appeared in a 1992 episode of Darling Buds of May.