As the Commanding Officer of the Research and Defense Unit, General Hammond commands the SGC and all SG units. His standing orders are to analyze the threat potential of alien races, defend Earth from possible hostile invasion, and to analyze and recover technologies for study and further development. He received decorations for meritorious service in the Kuwait theater and in Vietnam. Special background and previous service include serving with the Project Bluebook Re-Evaluation, and as Commanding Officer of the Groom Lake Operations Facility. He is a hardened military leader, and a wise man who is willing to do whatever is necessary to defend the interests of his country and all humanity.

Played by DON S. DAVIS

Don S. Davis is a multi-talented man who is a respected character actor, a nationally exhibited painter, a former theater professor, and a Captain in the United States Army. He has 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. His 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 has 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.

Davis currently resides with his lovely wife just outside of Vancouver and spends his spare time honing his artistic talents and trying to improve his golf game.