| Series
|
Role
|
Episode
|
Airdate
|
| Moonlighting |
Leonard |
2x10 - Twas the Episode Before Christmas |
December 17, 1985
|
| Miami Vice |
Captain Hook |
2x22 - Trust Fund Pirates |
May 2, 1986
|
| Tattingers |
|
1x11 - Ex-Appeal |
unaired
|
| Monsters |
Buzz Hunkle |
3x20 - Werewolf of Hollywood |
February 10, 1991
|
| Lois & Clark: The New Adventures of Superman |
Inspector Henderson |
1x13 - All Shook Up |
January 2, 1994
|
| Lois & Clark: The New Adventures of Superman |
Inspector Henderson |
1x14 - Witness |
January 9, 1994
|
| Nurses |
Jesse Wilner |
3x15 - Fly the Friendly Skies |
February 5, 1994
|
| Lois & Clark: The New Adventures of Superman |
Inspector Henderson |
1x17 - Foundling |
February 20, 1994
|
| Lois & Clark: The New Adventures of Superman |
Inspector Henderson |
1x22 - The House of Luthor (2) |
May 8, 1994
|
| The Larry Sanders Show |
Himself |
3x12 - Doubt of the Benefit |
September 7, 1994
|
| Law & Order |
Detective John Munch |
6x13 - Charm City (1) |
February 2, 1996
|
| Law & Order |
Detective John Munch |
8x06 - Baby, It's You (1) |
November 12, 1997
|
| The X-Files |
Detective John Munch |
5x03 - Unusual Suspects |
November 16, 1997
|
| Law & Order |
Detective John Munch |
9x14 - Sideshow (1) |
February 17, 1999
|
| Mad About You |
Detective Sharp |
7x18 - Stealing Burt's Car |
May 10, 1999
|
| Law & Order |
Detective John Munch |
10x14 - Entitled (2) |
February 18, 2000
|
| The Beat |
Detective John Munch |
1x02 - They Say It's Your Birthday |
March 28, 2000
|
| 3rd Rock from the Sun |
Himself |
6x04 - Dick'll Take Manhattan (1) |
November 21, 2000
|
| Law & Order: Trial by Jury |
Detective John Munch |
1x08 - Skeleton (2) |
April 15, 2005
|
| Arrested Development |
Himself |
3x09 - S.O.B.s |
January 2, 2006
|
| Arrested Development |
Detective John Munch |
3x12 - Exit Strategy |
February 10, 2006
|
| 30 Rock |
John Munch |
5x13 - ¡Qué Sorpresa! |
February 3, 2011
|
| 30 Rock |
Himself |
7x12 - Hogcock! |
January 31, 2013
|
| 30 Rock |
Himself |
7x13 - Last Lunch |
January 31, 2013
|
