Peter Graves (born March 18, 1926) is an American film and television actor. He is known for his starring role in the television series Mission: Impossible from 1967 to 1973, and its revival, from 1988 to 1990.

Graves was born Peter Aurness in Minneapolis, Minnesota, the son of Ruth (née Duesler), a journalist, and Rolf Cirkler Aurness, who worked in business. Graves is a descendant of German, Norwegian and English immigrants. His brother is actor James Arness (Gunsmoke). Graves attended Southwest High School (Class of 1944) and the University of Minnesota, where he was a member of Phi Kappa Psi fraternity.

Graves has been married to Joan Endress since 1950. They have three daughters: Kelly, Claudia and Amanda.