| Series | Role | Episode | Airdate | 
| Kojak | Thomas Rindone | 4x20 - Kojak's Days (2) | February 8, 1977 | 
| Taxi | Philip Polevoy | 2x04 - Nardo Loses Her Marbles | October 2, 1979 | 
| Alice | Freddie | 6x21 - Vera's Reunion Romance | April 11, 1982 | 
| Silver Spoons | Louis Morgan | 1x01 - Pilot | September 25, 1982 | 
| Archie Bunker's Place | Larry Burnett | 4x14 - Captain Video | January 2, 1983 | 
| Alice | Freddie | 7x12 - Tommy, the Jailbird | March 21, 1983 | 
| Alice | Officer Maxwell | 7x16 - Vera, the Torch | April 24, 1983 | 
| Alice | Officer Maxwell | 8x07 - Vera Gets Engaged (1) | November 13, 1983 | 
| Alice | Officer Maxwell | 8x08 - Vera's Wedding (2) | November 20, 1983 | 
| Alice | Officer Maxwell | 8x10 - 'Tis the Season to Be Jealous | December 23, 1983 | 
| Alice | Officer Maxwell | 8x12 - Vera, the Horse Thief | January 8, 1984 | 
| Alice | Officer Maxwell | 9x06 - Undercover Mel | December 16, 1984 | 
| The Golden Girls | Dr. Revell | 1x18 - The Operation | February 8, 1986 | 
| Benson | Richard Alan Tracey | 7x14 - Reel Murder (1) | February 8, 1986 | 
| Hardcastle and McCormick | Manny | 3x16 - Brother Can You Spare a Crime | February 10, 1986 | 
| Amazing Stories | Tony Sepulveda | 1x17 - Boo! | February 16, 1986 | 
| Scarecrow and Mrs. King | Randall Skylar | 3x21 - Three Little Spies | April 7, 1986 | 
| L.A. Law | Joe Dumphy | 1x17 - Fifty Ways to Floss Your Lover | February 19, 1987 | 
| 21 Jump Street | Ralph Buckley | 1x06 - Gotta Finish the Riff | May 17, 1987 | 
| St. Elsewhere | Eli | 6x09 - Weigh In, Way Out | December 2, 1987 | 
| The Wonder Years | Coach Cutlip | 1x01 - Pilot | January 31, 1988 | 
| The Wonder Years | Coach Cutlip | 1x02 - Swingers | March 22, 1988 | 
| The Wonder Years | Coach Cutlip | 1x06 - Dance with Me | April 19, 1988 | 
| The Wonder Years | Coach Cutlip | 2x09 - Loosiers | February 28, 1989 | 
| Newhart | Terry | 7x16 - The Little Match Girl | March 23, 1989 | 
| The Wonder Years | Coach Cutlip | 2x15 - Square Dance | May 2, 1989 | 
| The Wonder Years | Coach Cutlip | 2x17 - How I'm Spending My Summer Vacation | May 16, 1989 | 
| The Wonder Years | Coach Cutlip | 3x02 - Math Class | October 10, 1989 | 
| The Wonder Years | Coach Cutlip | 3x09 - Math Class Squared | December 12, 1989 | 
| The Wonder Years | Coach Cutlip | 3x13 - She, My Friend and I | February 6, 1990 | 
| The Wonder Years | Coach Cutlip | 4x02 - Ninth Grade Man | September 26, 1990 | 
| The Wonder Years | Coach Cutlip | 4x03 - The Journey | October 3, 1990 | 
| The Wonder Years | Coach Cutlip | 4x08 - The Sixth Man | November 28, 1990 | 
| The Wonder Years | Coach Cutlip | 4x09 - A Very Cutlip Christmas | December 12, 1990 | 
| The Wonder Years | Coach Cutlip | 4x22 - Graduation | May 8, 1991 | 
| The Wonder Years | Coach Cutlip | 4x23 - The Wonder Years | May 15, 1991 | 
| L.A. Law | Joe Dumphy | 6x07 - Lose the Boss | December 12, 1991 | 
| Dinosaurs | Ted | 3x03 - Network Genius | September 16, 1992 | 
| Dinosaurs | Muse | 3x09 - Charlene's Flat World | December 4, 1992 | 
| The Powers That Be | Larry | 2x06 - Sophie's Big Decision | December 5, 1992 | 
| Dinosaurs | Clerk | 3x11 - The Son Also Rises | January 8, 1993 | 
| Batman: The Animated Series | Eddie | 1x49 - The Man Who Killed Batman | February 1, 1993 | 
| Crime & Punishment | Bill Reverdy | 1x05 - School Ties | March 25, 1993 | 
| The Adventures of Brisco County, Jr. | Puel | 1x03 - The Orb Scholar | September 3, 1993 | 
| Home Improvement | Joe Morton | 3x04 - A Sew, Sew Evening | October 6, 1993 | 
| Home Improvement | Joe Morton | 3x07 - Blow Up | November 3, 1993 | 
| Tales from the Crypt | Frank Bobo | 5x13 - Till Death Do We Part | December 8, 1993 | 
| VR.5 | VR Engineer | 1x01 - Pilot | March 10, 1995 | 
| ER | Abraham Zimble, Mobile Notary | 2x06 - Days Like This | November 2, 1995 | 
| Star Trek: Voyager | Dr. Lewis Zimmerman | 3x04 - The Swarm | September 25, 1996 | 
| Star Trek: Deep Space Nine | Dr. Lewis Zimmerman / EMH Mark I | 5x16 - Doctor Bashir, I Presume | February 24, 1997 | 
| Early Edition | Doctor | 1x21 - Faith | April 26, 1997 | 
| The Outer Limits | Emmet Harley | 4x19 - Sarcophagus | August 7, 1998 | 
| Ally McBeal | Barry Philbrick | 2x22 - Love's Illusions | May 17, 1999 | 
| 7 Days | Maj. Michael McGrath | 3x14 - Revelation | February 21, 2001 | 
| Frasier | Charlie Koechner | 9x11 - Bully for Martin | December 11, 2001 | 
| Crossing Jordan | Father Bruno | 1x13 - Miracles & Wonders | January 21, 2002 | 
| The Practice | Dr. Edmunds | 7x05 - Neighboring Species | November 3, 2002 | 
| Justice League | Blackhawk | 1x25 - The Savage Time (2) | November 9, 2002 | 
| Justice League | Blackhawk | 1x26 - The Savage Time (3) | November 9, 2002 | 
| Sabrina, the Teenage Witch | Bob Jacobs | 7x18 - Spellmanian Slip | March 20, 2003 | 
| Sabrina, the Teenage Witch | Bob Jacobs | 7x22 - Soul Mates (2) | April 24, 2003 | 
| The Dead Zone | Mitch McMurtry | 2x13 - The Storm | July 6, 2003 | 
| Justice League | Amazo | 2x03 - Tabula Rasa (1) | October 4, 2003 | 
| Justice League | Amazo | 2x04 - Tabula Rasa (2) | October 4, 2003 | 
| The West Wing | E. Bradford Shelton | 5x17 - The Supremes | March 24, 2004 | 
| Justice League Unlimited | Amazo | 3x08 - The Return | September 18, 2004 | 
| Justice League Unlimited | Amazo | 3x11 - Wake the Dead | December 18, 2004 | 
| Stargate SG-1 | Agent Richard Woolsey | 7x18 - Heroes (2) | March 11, 2005 | 
| Stargate SG-1 | Agent Richard Woolsey | 7x20 - Inauguration | March 25, 2005 | 
| The 4400 | Trent Appelbaum | 2x03 - Weight of the World | June 19, 2005 | 
| Stargate SG-1 | Richard Woolsey | 9x09 - Prototype | September 16, 2005 | 
| E-Ring | Larry Kincaid | 1x05 - Weekend Pass | October 19, 2005 | 
| E-Ring | Larry Kincaid | 1x06 - Toy Soldiers | October 26, 2005 | 
| E-Ring | Larry Kincaid | 1x10 - The Forgotten | November 23, 2005 | 
| Masters of Horror | Kurt Rand | 1x06 - Homecoming | December 2, 2005 | 
| The O.C. | Bill Merriam | 3x13 - The Pot Stirrer | January 26, 2006 | 
| Stargate SG-1 | Richard Woolsey | 9x17 - The Scourge | February 17, 2006 | 
| Eve | Professor Dunson | 3x17 - To Sir, with Mom | March 23, 2006 | 
| Stargate SG-1 | Richard Woolsey | 10x01 - Flesh and Blood | July 14, 2006 | 
| Stargate SG-1 | Richard Woolsey | 10x02 - Morpheus | July 21, 2006 | 
| Cold Case | Arthur Lennox | 4x12 - Knuckle Up | January 7, 2007 | 
| The Closer | Mr. Sheffield | 3x03 - Saving Face | July 2, 2007 | 
| CSI: NY | Sheriff Benson | 4x04 - Boo | October 31, 2007 | 
| Women's Murder Club | Allen Douglas | 1x04 - Grannies, Guns and Love Mints | November 2, 2007 | 
| Smallville | Edward Teague | 7x19 - Quest | May 8, 2008 | 
| Smallville | Edward Teague | 7x20 - Arctic | May 15, 2008 | 
| Chuck | Perseus | 2x16 - Chuck Versus the Lethal Weapon | March 9, 2009 | 
| Castle | Clark Murray | 1x10 - A Death in the Family | May 11, 2009 | 
| Pushing Daisies | Detective Puget | 2x12 - Water & Power | June 6, 2009 | 
| Castle | Dr. Clark Murray | 2x13 - Sucker Punch | January 18, 2010 | 
| Persons Unknown | Program Board Member | 1x13 - Shadows in the Cave | August 28, 2010 | 
| Femme Fatales | Hieronymus Hawks | 2x06 - Bad Science | June 29, 2012 |