2012

(1 episode) as Richard Dean Anderson

2011

(4 episodes) as David Smith

2009

(6 episodes) as Jack O'Neill

2004

(1 episode) as Jack O'Neill (1 episode) as Brigadier General Jack O'Neill (1 episode)

1997

(1 episode) as Himself (214 episodes) as Jack O'Neill

1996

(2 episodes) as Capt. James Holland

1995

(13 episodes) as Ernest Pratt / Nicodemus Legend

1989

(1 episode)

1985

(143 episodes) as Angus MacGyver

1983

(22 episodes) as Navy Lt. Simon Adams

1982

(22 episodes) as Adam McFadden

1981

(1 episode) as Self

1979

(1 episode)

1977

(1 episode) as Carter Randall

1976

(1 episode)

1975

(1 episode) as MacGyver (1 episode) as Self - Cameo (uncredited)

1962

(1 episode) as Self

1997

(214 episodes) … Producer

1985

(2 episodes) … Executive Producer