Acting

2023

(4 episodes) as Self

2021		The Center Seat: 55 Years of Star Trek (1 episode) as Self
2021		Star Trek: Prodigy (1 episode) as Admiral Jellico (voice)

2019

(1 episode) as Self (Archival Footage)

2014

(2 episodes) as Catalast Executive

2011

(1 episode) as Mike Walsh

2008

(1 episode) as Tooter Daniels

2006

(1 episode)

2005		Commander in Chief (1 episode) as Senator Joe Peck
2005		Medium (1 episode) as Mr. Hammond

2004

(4 episodes)

2003

(1 episode) as Daniel Patterson (2008)

2001

(44 episodes)

2000		Boston Public (1 episode) as Claire's Father
2000		Perfect Murder, Perfect Town: JonBenét and the City of Boulder (2 episodes) as John Ramsey

1999		Family Law (1 episode)
1999		Law & Order: Special Victims Unit (1 episode) as Dr. Douglas McManus

1998		Invasion America (13 episodes)
1998		From the Earth to the Moon (1 episode) as Lee Atwood

1997		Stargate SG-1 (12 episodes) as Senator Robert Kinsey
1997		Spawn (3 episodes)
1997		The Practice (2 episodes)

1996		Early Edition (1 episode)
1996		The Daily Show (1 episode) as Self

1995

(1 episode) as Lt. Col. Lester Glade

1994

(22 episodes)

1993		Second Chances (10 episodes) as George Cook
1993		Diagnosis: Murder (1 episode) as Dr. Nathan Harding
1993		The Untouchables (1 episode)

1990

(11 episodes)

1988

(3 episodes) as Admiral William Rieker

1987

(2 episodes) as Captain Edward Jellico

1986

(1 episode) as Mason Paine

1985

(1 episode) as Sam Medwick

1984		Spencer (13 episodes)
1984		Murder, She Wrote (2 episodes) as Mayor Powers

1982		St. Elsewhere (22 episodes) as John Gideon
1982		Family Ties (1 episode) as Franklin Reed

1981

(1 episode)

1980

(2 episodes) as Bernard Coy

1977		Grizzly Adams (1 episode)
1977		Quinn Martin's Tales of the Unexpected (1 episode)

1974

(28 episodes)

1962

(1 episode) as Self

1959

(1 episode) as Lucas