Enemy at the Gate was dedicated to the actor known for playing which character on Stargate SG-1?
Enemy at the Gate (Stargate Atlantis):  It is dedicated to Don S. Davis ("Stargate SG-1"'s George Hammond), who died from a heart attack in 2008. Don S. Davis: Don Sinclair Davis, PhD (August 4, 1942 – June 29, 2008) was an American character actor best-known for playing General Hammond in the television series "Stargate SG-1" (1997–2007), and earlier for playing Major Garland Briggs on the television series "Twin Peaks" (1990–1991).
General Hammond