Peter Duesler Aurness, known professionally as Peter Graves, was an American film and television actor. He was best known for his starring role in the CBS television series Mission: Impossible from 1967 to 1973 and from 1988 to 1990. His elder brother was actor James Arness. Graves was also known for his portrayal of airplane pilot Captain Clarence Oveur in the 1980 comedy film Airplane! and its 1982 sequel Airplane II: The Sequel.