Don S. Davis (4 August, 1942 - 29 June, 2008) was an American painter, theatre professor, actor and a Captain in the United States Army best known for his role as Gen. George Hammond on the sci-fi television series Stargate SG-1, from 1997-2007.
His other television credits include recurring roles in The X-Files where he plays father to Gillian Anderson's Agent Scully, Twin Peaks where he played "Major Briggs," Madison, Slick Air, and Broken Badges in addition to guest starring on such programs as Northern Exposure, L.A. Law, Knots Landing, Wiseguy, and MacGyver.
Davis had featured roles in the television movies Fire on the Mountain, Stepsister, Tricks, Angel of Pennsylvania Avenue, In Cold Blood, Showtime's The Prisoner of Zenda, A Dream is a Wish the Heart Makes, The Ranger, The Cook and the Hole in the Sky, One More Mountain, Columbo: A Bird in Hand, Dead Ahead: The Exxon Valdez Disaster, Omen IV: The Awakening, Posing, Kurt Vonnegut's Theatre: All the King's Horses, and the mini-series Atomic Train.
He also appeared in numerous feature films including The Fan, Alaska, A League of Their Own, Hook, Hero, Needful Things, Mystery Date, and Look Who's Talking.
Davis died on 29 June, 2008 of a heart attack. He was 65.
In lieu of flowers or gifts, the Davis family requested that donations be made to the American Heart Association in his memory.
The writers of Stargate Atlantis paid him homage by mentioning the death of his character in the same manner, even naming a space ship after him, in the final episode of Stargate: Atlantis, which aired on 9 January, 2009.