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
CSI: Crime Scene Investigation
2000
The View
1997
King of the Hill
1997
LIVE with Kelly and Mark
1988
Frasier
1993
RuPaul's Drag Race
2009
Late Night with Conan O'Brien
1993
ER
1994
Golden Globe Awards
1944
Golden Globe Awards
1944
Golden Globe Awards
1944
The Ellen DeGeneres Show
2003
Filmography
CSI: Crime Scene Investigation
as Catherine Willows · 2000
The View
as Self · 1997
King of the Hill
as Mrs. Hanover / Pretty Student (voice) · 1997
LIVE with Kelly and Mark
as Self - Guest · 1988
Frasier
as Emily · 1993
RuPaul's Drag Race
as Self - Guest Judge · 2009
Late Night with Conan O'Brien
as Self - Guest · 1993
ER
as Karen Hines · 1994
Golden Globe Awards
as Self - Audience Member · 1944
Golden Globe Awards
as Self - Nominee · 1944
Golden Globe Awards
as Self - Presenter · 1944
The Ellen DeGeneres Show
as Self · 2003
Tony Awards
as Self - Presenter · 1956
The Price Is Right
as Self · 1972
Matlock
as Victoria Rollins / Laura Norwood · 1986
American Playhouse
as Mrs. Cooper (segment 'Peacemaker') · 1982
Intimate Portrait
as Self · 1993
The Talk
as Self · 2010
The Tony Danza Show
as Self · 2004
The Larry Sanders Show
as Susan Elliot · 1992
Tales from the Crypt
as Vicki · 1989
Stars in the House
as Self · 2020
All Rise
as Lisa Benner · 2019
Under the Dome
as Christine Price · 2013
CSI: Vegas
as Catherine Willows · 2021
thirtysomething
· 1987
China Beach
as KC Koloski · 1988
People's Choice Awards
as Self - Presenter · 1975
Spenser: For Hire
as Nancy Kettering · 1985
Bad Boys
as Alison Sinclair · 1995
Fallen Angels
as Eve Cressy · 1993
A Dog's Journey
as Hannah Montgomery · 2019
This Week
· 1981
Erin Brockovich
as Donna Jensen · 2000
Intelligence
as Lillian Strand · 2014
The Early Show
as Self · 1999
Species II
as Dr. Laura Baker · 1998
The Hidden Room
as Jane · 1991
Species
as Dr. Laura Baker · 1995
In Good Company
as Ann · 2004
Fire Down Below
as Sarah Kellogg · 1997
Mr. Brooks
as Emma Brooks · 2007
Wonder Woman
as Hera (voice) · 2009
The Tommyknockers
as Bobbi Anderson · 1993
The Cowboy Way
as Margarette · 1994
Always
as Rachel · 1989
Almost Friends
as Samantha · 2017
The Last Time I Committed Suicide
as Lizzy · 1997
My Fellow Americans
as Joanna (uncredited) · 1996
This Changes Everything
as Self · 2019
Perfect Murder, Perfect Town
as Patsy Ramsey · 2000
After Midnight
as Alex (segment "All Night Operator") · 1989
CSI: Immortality
as Catherine Willows · 2015
Crooked Hearts
as Jennetta · 1991
Giving Up the Ghost
as Anna Hobson · 1998
Columbus Day
as Alice · 2008
Gold Coast
as Karen DiCilia · 1997
Thanks of a Grateful Nation
as Jerrilynn Folz · 1998
Lie Down with Lions
as Kate Nessen · 1994
Murder Live!
as Pia Postman · 1997
Through the Eyes of a Killer
as Laurie Fisher · 1992
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
as Patsy Ramsey · 2000
Just Looking
as Darlene Carpenter · 1995
Partners
as Georgeanne Bidwell · 1993
Shell Game
· 1987
Lethal Vows
as Ellen Farris · 1999
Inflammable
as Lt. (j.g.) Kay Dolan · 1995
Peacemaker
as Mrs. Cooper · 1989
In Sickness and in Health
as Mickey · 1992
Happy Face Murders
as Jen Powell · 1999
China Beach: Pilot
as K.C. Kolowski · 1988
Conundrum
as Det. Rose Ekberg · 1996
Where Are My Children?
as Vanessa Meyer Vernon Scott · 1994
When Love Kills: The Seduction of John Hearn
as Debbie Banister · 1993
Death Dreams
as Crista Westfield · 1991
Distant Cousins
as Connie · 1993
Keys
as Maureen 'Kick' Kickasola · 1994
Blind Vengeance
as Virginia Whitelaw · 1990