J.G. Hertzler

1949 (77) • Acting

Born: 3/18/1949 (77)

Known for: Acting

J.G. Hertzler

John Garman Hertzler Jr. (born March 18, 1950, in Savannah, Georgia) is an American actor, author, screenwriter, and activist best known for his role as the Klingon General (later Chancellor) Martok on Star Trek: Deep Space Nine, a role he played from 1995 until the series ended in 1999.

Known For

Charmed

82%

Council Member

1998

Seinfeld

82%

Director

1989

Sabrina, the Teenage Witch

78%

Plato

1996

Six Feet Under

81%

Gallery Owner

2001

Star Trek: Voyager

78%

Hirogen Hunter

1995

Star Trek: Deep Space Nine

79%

Martok / Martok / Roy Ritterhouse / Laas / Vulcan Captain

1993

Star Trek: Enterprise

75%

Advocate Kolos / Klingon Captain

2001

Quantum Leap

80%

Weathers Farrington

1989

A Captain's Log

75%

Self

2021

Star Trek: Lower Decks

76%

Drookmani Captain (voice) / Martok (voice)

2020

The Circuit

10%

2019

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

71%

Self

2018

Prelude to Axanar

75%

Admiral Samuel Travis

2014

InAlienable

31%

Dr. Lattis

2008

40 Years of Star Trek

38%

Self

2006

Star Trek: Enterprise

75%

Advocate Kolos / Klingon Captain

2001

Six Feet Under

81%

Gallery Owner

2001

Roswell

77%

Mr. Lafeber

1999

Pirates of Silicon Valley

70%

Ridley Scott

1999

Charmed

82%

Council Member

1998

The Prophecy II

60%

Father William

1998

Sabrina, the Teenage Witch

78%

Plato

1996

Everybody Loves Raymond

68%

Everett Munce

1996

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

61%

Martok

1995

Star Trek: Voyager

78%

Hirogen Hunter

1995

Treasure Island: The Adventure Begins

90%

Black Dog

1994

Diagnosis: Murder

71%

Mr. Smith

1993

Lois & Clark: The New Adventures of Superman

69%

Trey

1993

The Adventures of Brisco County, Jr.

71%

Edward Hayes

1993

Star Trek: Deep Space Nine

79%

Martok / Martok / Roy Ritterhouse / Laas / Vulcan Captain

1993

Dr. Quinn, Medicine Woman

76%

Capt. Burgoyne

1993

Highlander: The Series

74%

Marcus Korolus

1992

Zorro

71%

Alcalde Ignacio de Soto

1990

Seinfeld

82%

Director

1989

Quantum Leap

80%

Weathers Farrington

1989

...And Justice for All

71%

Driver

1979