Louis Herthum Biography: Age, Wife, Kids, Net Worth, Height, Parents, Westworld, Movies & TV Shows
Louis W. Herthum is an American actor and film producer best known for his role as Deputy Sheriff Peter Abernathy on HBO’s Westworld (2016–2018) and as the troubled father in the Twilight franchise’s Breaking Dawn – Part 2.
He gained popularity for his intense, brooding screen presence and a career spanning over 200 film and television credits across four decades.
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Early Life and Education
Louis W. Herthum was born on July 5, 1956, in Baton Rouge, Louisiana, to Mr. and Mrs. Herthum. Details about any siblings are not publicly known. He attended local primary and high schools in Baton Rouge and briefly enrolled at Louisiana State University (LSU) before leaving to pursue modeling and actor/stunt training. He is of Caucasian German descent and identifies as Christian.
Career
Louis Herthum began his career in the late 1980s with small roles in direct-to-video films and television series, often playing law enforcement officers or hardened southerners. His first breakthrough came through steady guest-starring appearances on shows like In the Heat of the Night and Matlock. Early struggles included being typecast in rural or villainous roles, but he built a reputation as a reliable character actor capable of bringing depth to any script.
Herthum gained wider recognition for his recurring role as Deputy Peter Abernathy on Westworld (2016–2018), delivering a haunting performance that became a fan favorite. He appeared as Mr. Jenks in The Twilight Saga: Breaking Dawn – Part 2 (2012) and has had arcs on Longmire, The Walking Dead (as Earl Sutton), and Your Honor (as Detective Costello).
Beyond acting, he has produced several independent films. His industry impact includes decades of consistent work in both mainstream and independent cinema, with over 200 credits that demonstrate remarkable longevity and versatility.

Social Media
- Instagram Handle: @louisherthum
- Facebook Handle: @louis.herthum
- Twitter Handle: @Louis_Herthum
Personal Life
Louis Herthum, 69 years old and 1.78 m tall, has been married to Jody Ann Martin; the couple has one daughter named Liv Herthum. He is Christian and resides in Louisiana, where he continues to act in film and television while also producing independent projects. He keeps his family life largely out of the public spotlight.
Net Worth
Louis Herthum’s net worth is estimated at $1 million, accumulated through four decades of television and film roles, including recurring parts on Westworld and The Walking Dead, as well as producing fees for independent feature films.
Filmography
- In the Heat of the Night (1989–1990, TV series) – Various roles
- Matlock (1992) – Minor role
- The Twilight Saga: Breaking Dawn – Part 2 (2012) – Mr. Jenks
- Longmire (2014–2016) – Stan Barlow
- Westworld (2016–2018) – Peter Abernathy
- The Walking Dead (2018–2021) – Earl Sutton
- Your Honor (2020–2023)
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