| Series
|
Role
|
Episode
|
Airdate
|
Quantum Leap
(credited as John Hertzler) |
Weathers Farrington |
2x21 - Sea Bride |
May 2, 1990
|
Highlander
(credited as John Hertzler) |
Marcus Karolus |
1x11 - See No Evil |
December 19, 1992
|
Star Trek: Deep Space Nine
(credited as John Noah Hertzler) |
Vulcan Captain |
1x01/02 - Emissary |
January 3, 1993
|
| The Adventures of Brisco County, Jr. |
Edward Hayes/Myron Stempler |
1x16 - Bounty Hunter's Convention |
January 7, 1994
|
| Diagnosis Murder |
Mr. Smith |
1x19 - Sister Michael Wants You |
May 13, 1994
|
| Dr. Quinn, Medicine Woman |
Capt. Burgoyne |
3x07 & 08 - The Washington Affair |
November 5, 1994
|
| Star Trek: Deep Space Nine |
Martok |
4x01 & 02 - The Way of the Warrior |
October 7, 1995
|
| Seinfeld |
Mr. Berger |
7x23 - The Wait Out |
May 9, 1996
|
| Lois & Clark: The New Adventures of Superman |
Trey |
4x01 - Lord of the Flys (1) |
September 22, 1996
|
| Lois & Clark: The New Adventures of Superman |
Trey |
4x02 - Battleground Earth (2) |
September 29, 1996
|
| Star Trek: Deep Space Nine |
Martok |
5x01 - Apocalypse Rising |
September 30, 1996
|
| Star Trek: Deep Space Nine |
Martok |
5x14 - In Purgatory's Shadow (1) |
February 10, 1997
|
| Star Trek: Deep Space Nine |
Martok |
5x15 - By Inferno's Light (2) |
February 17, 1997
|
| Star Trek: Deep Space Nine |
Martok |
5x21 - Soldiers of the Empire |
February 28, 1997
|
| Star Trek: Deep Space Nine |
Martok |
5x23 - Blaze of Glory |
May 12, 1997
|
| Star Trek: Deep Space Nine |
Martok |
5x26 - Call to Arms |
June 16, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x01 - A Time to Stand |
September 29, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x03 - Sons and Daughters |
October 13, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x05 - Favor the Bold (1) |
October 27, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x06 - Sacrifice of Angels (2) |
November 3, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x07 - You Are Cordially Invited |
November 10, 1997
|
| Star Trek: Deep Space Nine |
Martok |
6x13 - Far Beyond the Stars |
February 11, 1998
|
| Star Trek: Deep Space Nine |
Martok |
6x26 - Tears of the Prophets |
June 17, 1998
|
| Star Trek: Deep Space Nine |
Martok |
7x01 - Image in the Sand (1) |
September 30, 1998
|
| Star Trek: Deep Space Nine |
Martok |
7x02 - Shadows and Symbols (2) |
October 7, 1998
|
| Star Trek: Deep Space Nine |
Martok |
7x06 - Treachery, Faith and the Great River |
November 4, 1998
|
| Star Trek: Deep Space Nine |
Martok |
7x07 - Once More Unto the Breach |
November 11, 1998
|
| Star Trek: Deep Space Nine |
Martok |
7x12 - The Emperor's New Cloak |
February 3, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x14 - Chimera |
February 17, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x19 - Strange Bedfellows |
April 21, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x20 - The Changing Face of Evil |
April 28, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x21 - When It Rains... |
May 5, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x22 - Tacking into the Wind |
May 12, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x24 - The Dogs of War |
May 26, 1999
|
| Star Trek: Deep Space Nine |
Martok |
7x25 & 26 - What You Leave Behind |
June 2, 1999
|
| Star Trek: Voyager |
Hirogen Hunter |
6x15 - Tsunkatse |
February 9, 2000
|
| Charmed |
Council Member |
2x22 - Be Careful What You Witch For |
May 18, 2000
|
| Sabrina, the Teenage Witch |
Plato |
5x02 - Double Time |
September 29, 2000
|
| Roswell |
Teacher |
2x02 - Ask Not |
October 9, 2000
|
| Everybody Loves Raymond |
Dr. Everett Munce |
7x05 - Who Am I? |
October 14, 2002
|
