About
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. Hertzler began his acting career in the 1970s, primarily in stage acting and some films, eventually guest-starring in TV shows before landing a major role in the 1990s series Zorro as Alcalde Ignacio De Soto. Beyond Deep Space Nine, he appeared in several other Star Trek shows, wrote two Star Trek novels, and frequently appeared at science fiction conventions. He grew up mostly around Washington, D.C., attended Bucknell University (earning a degree in political science), pursued a master's in set design at the University of Maryland, and even attended law school briefly. His early career included...
Known for
SeinfeldSeries • 1989
CharmedSeries • 1998
Star Trek: VoyagerSeries • 1995
Dr. Quinn, Medicine WomanSeries • 1993
Diagnosis: MurderSeries • 1993
Star Trek: Deep Space NineSeries • 1993
Star Trek: EnterpriseSeries • 2001
Everybody Loves RaymondSeries • 1996
Sabrina, the Teenage WitchSeries • 1996
Quantum LeapSeries • 1989
Six Feet UnderSeries • 2001
Lois & Clark: The New Adventures of SupermanSeries • 1993
Highlander: The SeriesSeries • 1992
Star Trek: Lower DecksSeries • 2020
RoswellSeries • 1999
The Adventures of Brisco County, Jr.Series • 1993
ZorroSeries • 1990
Pirates of Silicon ValleyMovie • 1999
...And Justice for AllMovie • 1979
The Prophecy IIMovie • 1998