Oliver Muirhead (born 29 May 1957) is an English actor.
Muirhead has appeared in movies such as Austin Powers: The Spy Who Shagged Me, MVP: Most Valuable Primate, Fun With Dick and Jane (2005), Alvin and the Chipmunks, National Treasure: Book of Secrets, An American Carol, The Social Network, and Like Crazy. He is also known for appearances in Tombstone pizza commercials and the Santa Barbara soap opera, as well as voice acting in P.J. Sparkles (which also featured Roger Rees), The Legend of Prince Valiant, and the 1994 Spider-Man series.