J.G. Hertzler

A Captain's Log

Self · (1 episode)

Star Trek: Lower Decks

Martok (voice) · (1 episode)

Star Trek: Lower Decks

Drookmani Captain (voice) · (2 episodes)

The Circuit

What We Left Behind: Looking Back at Star Trek: Deep Space Nine

Self

Prelude to Axanar

Captain Samuel Travis

Star Trek: Of Gods and Men

Koval

40 Years of Star Trek

Self

Star Trek: Enterprise

Advocate Kolos · (1 episode)

Star Trek: Enterprise

Klingon Captain · (1 episode)

Six Feet Under

Gallery Owner · (3 episodes)

Roswell

Mr. Lafeber · (1 episode)

Pirates of Silicon Valley

Ridley Scott

Charmed

Council Member · (1 episode)

The Prophecy II

Father William

Sabrina, the Teenage Witch

Plato · (1 episode)

Everybody Loves Raymond

Everett Munce · (1 episode)

Star Trek: Deep Space Nine - The Way of the Warrior

Martok

Star Trek: Voyager

Hirogen Hunter · (1 episode)

Treasure Island: The Adventure Begins

Black Dog

Diagnosis: Murder

Mr. Smith · (1 episode)

Lois & Clark: The New Adventures of Superman

Trey · (2 episodes)

The Adventures of Brisco County, Jr.

Edward Hayes · (1 episode)

Star Trek: Deep Space Nine

Martok · (26 episodes)

Star Trek: Deep Space Nine

Vulcan Captain · (2 episodes)

Star Trek: Deep Space Nine

Martok / Roy Ritterhouse · (1 episode)

Star Trek: Deep Space Nine

Laas · (1 episode)

Dr. Quinn, Medicine Woman

Capt. Burgoyne · (2 episodes)

Highlander: The Series

Marcus Korolus · (1 episode)

Zorro

Alcalde Ignacio de Soto · (38 episodes)

Seinfeld

Director · (1 episode)

Quantum Leap

Weathers Farrington · (1 episode)

...And Justice for All

Driver