Marg Helgenberger

Marg Helgenberger

CountryUnited States United States
GenderFemale
Birthdaynov. 16, 1958
BiographyMary Margaret "Marg" Helgenberger (born November 16, 1958) is an American actress. She began her career in the early 1980s and first came to attention for playing the role of Siobhan Ryan on the daytime soap opera Ryan's Hope from 1982 to 1986. She is best known for her role as Catherine Willows in the CBS police procedural drama CSI: Crime Scene Investigation (2000–13), the subsequent television film Immortality (2015), and the second and third seasons of the sequel series CSI: Vegas (2022–2024). Helgenberger is also known for playing the role of K.C. Koloski in the ABC drama China Beach (1988–91), which earned her the 1990 Emmy Award for Outstanding Supporting Actress in a Drama Series. She is also known for roles in the TV series Under the Dome and Intelligence, and the films Species (1995), Species II (1998), Erin Brockovich (2000), and Mr. Brooks (2007).

Biography from the Wikipedia article Marg Helgenberger. Licensed under CC-BY-SA. Full list of contributors on Wikipedia.

Known For

All Rise
Ended

All Rise

as Lisa Benner
China Beach
Ended

China Beach

as K.C. Koloski
CSI: Crime Scene Investigation
Ended

CSI: Crime Scene Investigation

as Catherine Willows
CSI: Vegas
Ended

CSI: Vegas

as Catherine Willows
Intelligence
Ended

Intelligence

as Director Lillian Strand
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
Ended

Perfect Murder, Perfect Town: JonBenét and the City of Boulder

as Patsy Ramsey
Shell Game
Ended

Shell Game

as Natalie Thayer
The Tommyknockers
Ended

The Tommyknockers

as Roberta 'Bobbi' Anderson

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