Peter at his Hollywood Walk of Fame ceremony in October 2009 (Wikipedia)
Peter Graves (b. 3/18/1926, Minneapolis, Minnesota - d. 3/14/2010, Los Angeles, California) played IMF team leader Jim Phelps in the last eight seasons of Mission: Impossible.
Graves was an American actor who appeared in episodes of Fireside Theatre, Fury, Whiplash, Court Martial, The Love Boat, Fantasy Island, and most recently in episodes of Biography (as the host) and 7th Heaven. He has also appeared in movies, such as It Conquered the World, Beginning of the End, Parts: The Clonus Horror, Airplane!, Airplane II: The Sequel, and Men in Black II.