John Keith Vernon (born Adolphus Raymondus Vernon Agopsowicz; February 24, 1932 – February 1, 2005) was a Canadian actor. He made a career in Hollywood films after achieving initial television stardom in Canada, and was known for his roles as villainous authority figures. His best-known film roles included the Mayor in Dirty Harry (1971), Fletcher in The Outlaw Josey Wales (1976), and Dean Wormer in Animal House (1978). In his later career, he provided voiceover work in many animated productions and video games. (Via Wikipedia)