Marg Helgenberger
Marg Helgenberger
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 Acting
Most Rating 20.464
Birthday 1958-11-16
Place of Birth Fremont, Nebraska, USA
Also Known As
Erin Brockovich
2000

Erin Brockovich

Species II
1998

Species II

In Good Company
2004

In Good Company

Mr. Brooks
2007

Mr. Brooks

Bad Boys
1995

Bad Boys

Species
1995

Species

My Fellow Americans
1996

My Fellow Americans

The Last Time I Committed Suicide
1997

The Last Time I Committed Suicide

Columbus Day
2008

Columbus Day

Fire Down Below
1997

Fire Down Below

Wonder Woman
2009

Wonder Woman

After Midnight
1989

After Midnight

The Cowboy Way
1994

The Cowboy Way

Thanks of a Grateful Nation
1998

Thanks of a Grateful Nation

Happy Face Murders
1999

Happy Face Murders

Crooked Hearts
1991

Crooked Hearts

Through the Eyes of a Killer
1992

Through the Eyes of a Killer

Death Dreams
1991

Death Dreams

Lethal Vows
1999

Lethal Vows

Lie Down with Lions
1994

Lie Down with Lions

Perfect Murder, Perfect Town: JonBenét and the City of Boulder
2000

Perfect Murder, Perfect Town: JonBenét and the City of Boulder

Distant Cousins
1993

Distant Cousins

Conundrum
1996

Conundrum

Gold Coast
1997

Gold Coast

Blind Vengeance
1990

Blind Vengeance

Inflammable
1995

Inflammable

Where Are My Children?
1994

Where Are My Children?

CSI: Immortality
2015

CSI: Immortality

China Beach: Pilot
1988

China Beach: Pilot

Giving Up the Ghost
1998

Giving Up the Ghost

Almost Friends
2017

Almost Friends

Just Looking
1995

Just Looking

In Sickness and in Health
1992

In Sickness and in Health

Keys
1994

Keys

When Love Kills: The Seduction of John Hearn
1993

When Love Kills: The Seduction of John Hearn

Always
1989

Always

Murder Live!
1997

Murder Live!

This Changes Everything
2019

This Changes Everything

A Dog's Journey
2019

A Dog's Journey

Partners
1993

Partners