Marg Helgenberger
Acting
Born: 1958-11-16 in Fremont, Nebraska, USA
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
CSI: Crime Scene Investigation
Catherine Willows
Frasier
Emily
RuPaul's Drag Race
Self - Guest Judge
King of the Hill
Mrs. Hanover / Pretty Student (voice)
The View
Self
ER
Karen Hines
Tony Awards
Self - Presenter
LIVE with Kelly and Mark
Self - Guest
Late Night with Conan O'Brien
Self - Guest
Golden Globe Awards
Self - Audience Member
Golden Globe Awards
Self - Nominee
Golden Globe Awards
Self - Presenter
The Talk
Self
The Larry Sanders Show
Susan Elliot
The Price Is Right
Self
Matlock
Victoria Rollins / Laura Norwood
The Ellen DeGeneres Show
Self
American Playhouse
Mrs. Cooper (segment 'Peacemaker')
Under the Dome
Christine Price
Tales from the Crypt
Vicki
Intimate Portrait
Self
CSI: Vegas
Catherine Willows
People's Choice Awards
Self - Presenter
Bad Boys
Alison Sinclair
Stars in the House
Self
thirtysomething
All Rise
Lisa Benner
China Beach
KC Koloski
This Week
Erin Brockovich
Donna Jensen
Spenser: For Hire
Nancy Kettering
Fallen Angels
Eve Cressy
Species
Dr. Laura Baker
The Hidden Room
Jane
Intelligence
Lillian Strand
A Dog's Journey
Hannah Montgomery
Species II
Dr. Laura Baker
Mr. Brooks
Emma Brooks
Fire Down Below
Sarah Kellogg