Marg Helgenberger
Profile info
Known forActing
GenderFemale
Birthday16 November 1958 (67 years old)
Place of birthFremont, Nebraska, USA
Known credits76
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 19…
CSI: Vegas
2021 · Catherine Willows
Stars in the House
2020 · Self
All Rise
2019 · Lisa Benner
This Changes Everything
2019 · Self
A Dog's Journey
2019 · Hannah Montgomery
Almost Friends
2017 · Samantha
CSI: Immortality
2015 · Catherine Willows
Intelligence
2014 · Lillian Strand
Under the Dome
2013 · Christine Price
The Talk
2010 · Self
Wonder Woman
2009 · Hera (voice)
RuPaul's Drag Race
2009 · Self - Guest Judge
Columbus Day
2008 · Alice
Mr. Brooks
2007 · Emma Brooks
In Good Company
2004 · Ann
The Tony Danza Show
2004 · Self
The Ellen DeGeneres Show
2003 · Self
CSI: Crime Scene Investigation
2000 · Catherine Willows
Erin Brockovich
2000 · Donna Jensen
Perfect Murder, Perfect Town: JonBenét and the City of Boulder
2000 · Patsy Ramsey
Perfect Murder, Perfect Town
2000 · Patsy Ramsey
The Early Show
1999 · Self
Lethal Vows
1999 · Ellen Farris
Happy Face Murders
1999 · Jen Powell
Giving Up the Ghost
1998 · Anna Hobson
Thanks of a Grateful Nation
1998 · Jerrilynn Folz
Species II
1998 · Dr. Laura Baker
Gold Coast
1997 · Karen DiCilia
Fire Down Below
1997 · Sarah Kellogg
The View
1997 · Self
The Last Time I Committed Suicide
1997 · Lizzy
Murder Live!
1997 · Pia Postman
King of the Hill
1997 · Mrs. Hanover / Pretty Student (voice)
My Fellow Americans
1996 · Joanna (uncredited)
Conundrum
1996 · Det. Rose Ekberg
Inflammable
1995 · Lt. (j.g.) Kay Dolan
Species
1995 · Dr. Laura Baker
Bad Boys
1995 · Alison Sinclair
Just Looking
1995 · Darlene Carpenter
ER
1994 · Karen Hines
Where Are My Children?
1994 · Vanessa Meyer Vernon Scott
Lie Down with Lions
1994 · Kate Nessen
The Cowboy Way
1994 · Margarette
Keys
1994 · Maureen 'Kick' Kickasola
Intimate Portrait
1993 · Self
Partners
1993 · Georgeanne Bidwell
Frasier
1993 · Emily
Late Night with Conan O'Brien
1993 · Self - Guest
Page 1 of 2