Marg Helgenberger
Acting
Mary 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) and the subsequent TV movie Immortality (2015). She reprised the role in the sequel CSI: Vegas (2022–present). 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). Description above from the Wikipedia article Marg Helgenberger, licensed under CC-BY-SA, full list of contributors on Wikipedia.
CSI: Crime Scene Investigation
as Catherine Willows
Age 41 (now 67)
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
as Patsy Ramsey
Age 41 (now 67)
The Last Time I Committed Suicide
as Lizzy
Age 38 (now 67)
Where Are My Children?
as Vanessa Meyer Vernon Scott
Age 35 (now 67)
When Love Kills: The Seduction of John Hearn
as Debbie Banister
Age 34 (now 67)
CSI: Crime Scene Investigation
as Catherine Willows
Age 41 (now 67)
Perfect Murder, Perfect Town
as Patsy Ramsey
Age 41 (now 67)
King of the Hill
as Mrs. Hanover / Pretty Student (voice)
Age 38 (now 67)
Late Night with Conan O'Brien
as Self - Guest
Age 34 (now 67)
Gathering insights...
Also Known As
مارگ هلگنبرگر
IMDB
nm0001339