Marg Helgenberger
Biography
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.
Known For
Donna Jensen
Erin Brockovich
Dr. Laura Baker
Species II
Ann
In Good Company
Emma Brooks
Mr. Brooks
Alison Sinclair
Bad Boys
Dr. Laura Baker
Species
Joanna (uncredited)
My Fellow Americans
Lizzy
The Last Time I Committed Suicide
Alice
Columbus Day
Sarah Kellogg
Fire Down Below
Hera (voice)
Wonder Woman
Alex (segment "All Night Operator")
After Midnight
Margarette
The Cowboy Way
Jerrilynn Folz
Thanks of a Grateful Nation
Jen Powell
Happy Face Murders
Jennetta
Crooked Hearts
Laurie Fisher
Through the Eyes of a Killer
Crista Westfield
Death Dreams
Ellen Farris
Lethal Vows
Kate Nessen
Lie Down with Lions
Patsy Ramsey
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
Connie
Distant Cousins
Det. Rose Ekberg
Conundrum
Karen DiCilia
Gold Coast
Virginia Whitelaw
Blind Vengeance
Lt. (j.g.) Kay Dolan
Inflammable
Vanessa Meyer Vernon Scott
Where Are My Children?
Catherine Willows
CSI: Immortality
K.C. Kolowski
China Beach: Pilot
Anna Hobson
Giving Up the Ghost
Samantha
Almost Friends
Darlene Carpenter
Just Looking
Mickey
In Sickness and in Health
Maureen 'Kick' Kickasola
Keys
Debbie Banister
When Love Kills: The Seduction of John Hearn
Rachel
Always
Pia Postman
Murder Live!
Self
This Changes Everything
Hannah Montgomery
A Dog's Journey
Georgeanne Bidwell
Partners
Blind Vengeance
Personal Info
Known For
Acting
Known Credits
41
Gender
Female
Birthday
1958-11-16
Place of Birth
Fremont, Nebraska, USA
Also Known As
مارگ هلگنبرگر