| Series
|
Role
|
Episode
|
Airdate
|
| Law & Order |
Clarence "C Square" Carmichael |
4x03 - Discord |
October 6, 1993
|
| New York Undercover |
Jared Brady |
3x07 - Smack Is Back |
November 7, 1996
|
| Sex and the City |
Jerry |
1x09 - The Turtle and the Hare |
August 2, 1998
|
| Law & Order |
Ken Taylor |
10x07 - Patsy |
November 24, 1999
|
| CSI |
Josh Frost/Moriarty |
5x11 - Who Shot Sherlock? |
January 6, 2005
|
| Charmed |
The Sorceror |
7x14 - Carpe Demon |
February 13, 2005
|
| Alias |
Willem Karg |
4x08 - Echoes |
February 23, 2005
|
| Fringe |
Thomas Jerome Newton |
2x04 - Momentum Deferred |
October 8, 2009
|
| Fringe |
Thomas Jerome Newton |
2x10 - Grey Matters |
December 10, 2009
|
| Fringe |
Thomas Jerome Newton |
2x19 - The Man from the Other Side |
April 22, 2010
|
| Fringe |
Thomas Jerome Newton |
2x21 - Northwest Passage |
May 6, 2010
|
| Fringe |
Thomas Jerome Newton |
3x02 - The Box |
September 30, 2010
|
| Supernatural |
Balthazar |
6x03 - The Third Man |
October 8, 2010
|
| Fringe |
Thomas Jerome Newton |
3x04 - Do Shapeshifters Dream of Electric Sheep? |
October 14, 2010
|
| Supernatural |
Balthazar |
6x11 - Appointment in Samarra |
December 10, 2010
|
| Criminal Minds |
Clyde Easter |
6x16 - Coda |
February 23, 2011
|
| Supernatural |
Balthazar |
6x15 - The French Mistake |
February 25, 2011
|
| Criminal Minds |
Clyde Easter |
6x17 - Valhalla |
March 2, 2011
|
| Criminal Minds |
Clyde Easter |
6x18 - Lauren |
March 16, 2011
|
| Supernatural |
Balthazar |
6x17 - My Heart Will Go On |
April 15, 2011
|
| Supernatural |
Balthazar |
6x21 - Let It Bleed |
May 20, 2011
|
| Supernatural |
Balthazar |
6x22 - The Man Who Knew Too Much |
May 20, 2011
|
| Grimm |
Edgar Waltz |
1x18 - Cat and Mouse |
April 20, 2012
|
| Criminal Minds |
Clyde Easter |
7x23 - Hit |
May 16, 2012
|
| Criminal Minds |
Clyde Easter |
7x24 - Run |
May 16, 2012
|
| Once Upon a Time |
King Stefan |
4x14 - Enter the Dragon |
March 15, 2015
|
| Bones |
Insp. Rousseau |
11x21 - The Jewel in the Crown |
July 14, 2016
|
