| Series
| Role
| Episode
| Airdate
|
| Cheers | Decker | 4x24 - Strange Bedfellows (1) | May 1, 1986
|
Married... with Children
(credited as Mike Hagerty)
| Coroner | 2x13 - You Better Watch Out | December 20, 1987
|
| Murphy Brown | Howard Sutthoff | 1x21 - The Bickners | May 15, 1989
|
| Star Trek: The Next Generation | Captain Larg | 5x01 - Redemption (2) | September 23, 1991
|
| The Wonder Years | Clerk | 5x20 - The Lost Weekend | April 8, 1992
|
Martin
(credited as Michael Hagerty)
| The Plumber | 1x05 - Dead Men Don't Flush | September 24, 1992
|
| Martin | Santa Claus | 1x15 - I Saw Gina Kissing Santa Claus | December 17, 1992
|
| Star Trek: The Next Generation | Skoran | 7x16 - Thine Own Self | February 14, 1994
|
| Seinfeld | Rudy | 5x18 - The Raincoats (1) | April 28, 1994
|
| Seinfeld | Rudy | 5x19 - The Raincoats (2) | April 28, 1994
|
| The Wayans Bros. | Brazilla | 1x13 - Brazilla vs. Rodney | May 24, 1995
|
| Friends | Mr. Treeger | 2x03 - The One Where Heckles Dies | October 5, 1995
|
| Friends | Mr. Treeger | 2x09 - The One With Phoebe's Dad | December 14, 1995
|
| Sisters | Stuart | 6x25 - Housecleaning | April 20, 1996
|
| The Drew Carey Show | The Beer Guy | 1x22 - Buzz Beer | May 8, 1996
|
| The Practice | Ben Thompson | 1x02 - Part I | March 11, 1997
|
| Friends | Mr. Treeger | 4x04 - The One With the Ballroom Dancing | October 16, 1997
|
| Grace Under Fire | Mr. Ricky | 5x07 - Riverboat Queen | December 30, 1997
|
| Friends | Mr. Treeger | 4x17 - The One With the Free Porn | March 26, 1998
|
| Ally McBeal | Michael Huttle | 1x22 - Alone Again | May 11, 1998
|
| Curb Your Enthusiasm | AAMCO Guy | 1x07 - AAMCO | November 26, 2000
|
| Angel | Bartender | 2x13 - Happy Anniversary | February 6, 2001
|
| Friends | Mr. Treeger | 8x03 - The One Where Rachel Tells... | October 11, 2001
|
| Nikki | Store Manager | 2x07 - Take This Job and Love It | November 25, 2001
|
| Nikki | Stan | 2x13 - She Was a Job-Jumper | January 27, 2002
|
| ER | Mr. James | 8x15 - It's All in Your Head | February 28, 2002
|
| Life with Bonnie | Fireman | 1x15 - Assaulted Nuts | January 14, 2003
|
| Life with Bonnie | Bill | 2x20 - Don't Stress, Express | March 26, 2004
|
| American Dad | Cop #1 / Editor | 1x16 - Not Particularly Desperate Housewives | December 18, 2005
|
| Desperate Housewives | Gus | 2x21 - I Know Things Now | May 7, 2006
|
| Boston Legal | Wally Bird | 3x18 - Son of the Defender | April 3, 2007
|
| Medium | Large Man | 6x17 - There Will Be Blood... Type A | April 2, 2010
|
| Glee | Pete Sosnowski | 2x09 - Special Education | November 30, 2010
|
| Grey's Anatomy | Al Keller | 9x21 - Sleeping Monster | April 25, 2013
|
