Don Sinclair Davis was an American character actor best-known for playing General Hammond in the television series Stargate SG-1, and earlier for playing Major Garland Briggs on the television series Twin Peaks. He was also a theater professor, painter, and United States Army captain.
2014
as Himself
2014
as Maj. Garland Briggs
2010
as Principal Jamison
2009
as Major General George Hammond
2009
as Colonel Travis Sherman
2009
as Mr. Henson
2008
as General Roderick
2008
as Dr. Silverton
2008
as Lieutenant General George Hammond
2008
as Bud Rollins
2008
as Neil Chapman
2007
2007
as Mr. Mitchell
2007
as Joseph
2007
as Mr. Fernot
2006
as Camden McCallum Sr.
2005
as Police Chief
2005
as Trotter
2004
as Wild Bill (voice)
2004
as Major General George Hammond
2004
as NRC Carl Mansfield
2004
as Keith Young
2004
as Bob Fleming
2003
as Wild Bill (voice)
2003
as Control Officer
2002
as Dr. Tate
2002
as Thorton
2002
as Senator Harlan Ellis
2002
as The Chief
2001
as Self
2001
as Golf Shirt Man
2001
as Del
2001
as Alexander Daniels
2000
as Cardinal de la Jolla
2000
as Avineri
2000
as Mayflower Best in Show Judge
2000
1999
as Reverend Don Butler
1999
as General Harlan Ford
1997
as Man
1997
as Mr. Washington
1997
as George Hammond
1997
as Man In Car
1997
as Detective Church
1997
as Hank
1997
as Mayor Bob Hart
1996
as Dewey
1996
as Kevin Carroll Sr.
1996
as Roy Church
1996
as Colonel Zapf
1996
as Stook
1996
as Sergeant Grazer
1996
as Chief Payne
1996
as Principal
1996
as Harold Taggart
1996
as Byron Holcomb
1996
as Wilton Fisker
1995
as Glen Holt
1995
as Sheriff
1995
1995
as Mr. Smith
1995
1995
as General Callahan
1995
as Detective Wilson
1995
as Dr. Martin
1995
as Tiger Larkin
1995
as Detective Larson
1994
as Sherwin Francis
1994
as Whitney
1994
as Lloyd
1993
as Captain William Scully
1993
as Reverend Rose
1993
as Stuart
1993
as Norris
1993
as Mr. Harper
1993
as Dave
1992
as Palance
1992
as Probation Officer
1992
as Bill Stevens - Exxon
1992
as Racine Coach Charlie
1992
as McCann
1992
as Sheriff Dan Filcher
1992
as Police Gun Instructor
1991
as Philip Baywood
1991
as Deputy Mack
1991
as Doheny
1991
as Jake Madison
1991
as Sergeant
1991
as Dr. Fields
1991
as Congressman Howard K. Apples
1990
as Dr. Fleischer
1990
as Chief Sterling
1990
as Haig
1990
as Lt. Silk
1990
as Lloyd Hillegas
1990
as Dr. Norman
1990
as Garland Briggs
1990
as Major Garland Briggs (archive footage)
1990
as Commando
1989
as Dr. Fleischer
1989
1989
as Maj. Garland Briggs
1989
as Phil Clawson
1989
as Josiah Richmond
1988
as Veterinarian
1988
as Earle Gardner
1987
as Electrician
1987
as Dr. Morris
1987
as Prison Gate Guard
1987
as Agent Ruck
1987
as Buddy
1987
as Principal Harris
1987
as Lt. Donnelly
1987
as Frank
1987
as Principal
1987
as Coroner's Assistant
1986
as Mr. Haskell
1986
as Judge Richard Bartke
1986
as Surgeon
1985
as Wyatt Porter
1985
as Cement Truck Driver
1985
as Railroad Brakeman
1982
as Benny (as Don Totalmedia Davis)
1979
as Warden Vernon Howard
1971
as Bertie
1954
as Capcom