Richard Dean Anderson

Richard Dean Anderson (born January 23, 1950) is an American actor and producer. He began his television career in 1976, playing Dr. Jeff Webber in the American soap-opera series General Hospital, then rose to prominence as the lead actor in the television series MacGyver (1985–1992). He later appeared in films such as Through the Eyes of a Killer (1992), Pandora's Clock (1996), and Firehouse (1997).
In 1997, Anderson returned to television as the lead actor of the series Stargate SG-1, a spin-off of the 1994 film Stargate. He played the lead from 1997 to 2005 and had a recurring role from 2005 to 2007. Since 1997, he has starred in only one film: Stargate: Continuum, released in 2008, as a spin-off film after the Stargate SG-1 series finale in 2007. He appeared in the follow-up Stargate series Stargate: Atlantis and Stargate: Universe (as Major General and later Lieutenant General Jack O'Neill).