Ryan Cartwright (born 14 March 1981) is an English film and television actor from Erdington, Birmingham. He made his name in the UK as a young actor in the sitcom The Grimleys, before roles in other comedy series such as All About Me and Hardware. He has lived in Los Angeles since 2006 and has appeared in numerous US productions including Mad Men, The Big Bang Theory and the film Vacation. He is brother is actor Che Cartwright.