Along with Michael Shanks, he is one of only two actors to appear in the pilots of "Stargate SG-1" (1997) and the spin-offs "Stargate: Atlantis" (2004) "SGU Stargate Universe" (2009).
Although he has never appeared on any "Star Trek" series, he has shared scenes with regulars from all five "Star Trek" series.
At the Spacey Awards 2005, he won the Favourite Male TV Character award for his portrayal of Colonel/Brigadier General Jack O'Neill on "Stargate SG-1" (1997). The other nominees were Scott Bakula (Captain Jonathan Archer of "Star Trek: Enterprise" (2001)), Michael Rosenbaum (Lex Luthor of "Smallville" (2001), Edward James Olmos (Commander William Adama of "Battlestar Galactica" (2004)) and Chris Kramer (Morgan Pym of "The Collector" (2004)).
Birthday is January 23, 1950, while his TV character "Angus MacGyver"'s birthday is January 23, 1951. MacGyver's birthday can clearly be seen on his passport in episode 1-15, "MacGyver: Every Time She Smiles (#1.16)" (1986), the first episode that introduced us to "Penny Parker", who was played by Teri Hatcher.
Daughter, with Apryl A. Prose, Wylie Quinn Annarose Anderson, was born. [2 August 1998]
From the time he first appeared on television in 1976 until his "retirement" in 2005, he was a regular on one series or another every year except for 1984, 1993, 1994 and 1996: "General Hospital" (1963) from 1976 to 1981, "Seven Brides for Seven Brothers" (1982) in 1982, "Emerald Point N.A.S." (1983) in 1983, "MacGyver" (1985) from 1985 to 1992, "Legend" (1995) in 1995 and "Stargate SG-1" (1997) from 1997 to 2005.
Had band called Ricky Dean and Dante during college years.
Had dreams of playing professional hockey until he broke both of his arms during separate games. He then turned to acting.
Has appeared in episodes of three different series with Garwin Sanford: "MacGyver" (1985), "Stargate SG-1" (1997) and "Stargate: Atlantis" (2004).
Has appeared in episodes of three different series with Dan Shea: "MacGyver" (1985), "Stargate SG-1" (1997) and "Stargate: Atlantis" (2004).
Has appeared in episodes of two different series entitled "The Enemy Within" and "Last Stand": "MacGyver" (1985) and "Stargate SG-1" (1997).
Has appeared in the pilots of seven different series: "Seven Brides for Seven Brothers" (1982), "Emerald Point N.A.S." (1983), "MacGyver" (1985), "Legend" (1995), "Stargate SG-1" (1997), "Stargate: Atlantis" (2004) and "SGU Stargate Universe" (2009). The latter two are the only ones on which he was not a regular.
Has appeared in two different productions entitled "Fallout" which featured scenes at the Cheyenne Mountain Complex in Colorado Springs, Colorado, USA: Fallout: A Post-Nuclear Role-Playing Game (1997) (VG) and the "Stargate SG-1" (1997) episode "Fallout."
Has appeared in two different productions which featured the word "Atlantis" in the title: the TV-movie MacGyver: Lost Treasure of Atlantis (1994) (TV) and the TV series "Stargate: Atlantis" (2004).
Has been a regular on six different series: "General Hospital" (1963), "Seven Brides for Seven Brothers" (1982), "Emerald Point N.A.S." (1983), "MacGyver" (1985), "Legend" (1995) and "Stargate SG-1" (1997).
Has starred in two different series in which his character's main adversary (seemingly) dies multiple times: Murdoc (Michael Des Barres) in "MacGyver" (1985) and Apophis (Peter Williams) in "Stargate SG-1" (1997).
Has three younger brothers: Jeffrey, Thomas and James.
He has appeared in episodes of four different series set in Colorado, USA: "MacGyver" (1985), "Legend" (1995), "Stargate SG-1" (1997) and "Stargate: Atlantis" (2004).
He has played the same character, Colonel/General Jack O'Neill, in three different television series: "Stargate SG-1" (1997), "Stargate: Atlantis" (2004) and "SGU Stargate Universe" (2009).
He was considered for the part of John McClane in Die Hard (1988).