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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 kn

Born

Nov 16, 1958

Fremont, Nebraska, USA

Known For

Acting

Movies

41 acting

0 crew

Popularity

3.0

Known For

Bad Boys
Bad Boys
1995 • as Alison Sinclair
★ 6.8
Erin Brockovich
Erin Brockovich
2000 • as Donna Jensen
★ 7.4
Species
Species
1995 • as Dr. Laura Baker
★ 6.0
A Dog's Journey
A Dog's Journey
2019 • as Hannah Montgomery
★ 8.1
Species II
Species II
1998 • as Dr. Laura Baker
★ 5.2
Mr. Brooks
Mr. Brooks
2007 • as Emma Brooks
★ 6.9
Fire Down Below
Fire Down Below
1997 • as Sarah Kellogg
★ 5.7
Always
Always
1989 • as Rachel
★ 6.2
Wonder Woman
Wonder Woman
2009 • as Hera (voice)
★ 7.2
In Good Company
In Good Company
2004 • as Ann
★ 6.1
The Cowboy Way
The Cowboy Way
1994 • as Margarette
★ 5.7
My Fellow Americans
My Fellow Americans
1996 • as Joanna (uncredited)
★ 6.1
The Last Time I Committed Suicide
★ 5.1
After Midnight
After Midnight
1989 • as Alex (segment "All Night Operator")
★ 5.6
This Changes Everything
This Changes Everything
2019 • as Self
★ 6.2
Almost Friends
Almost Friends
2017 • as Samantha
★ 6.3
CSI: Immortality
CSI: Immortality
2015 • as Catherine Willows
★ 7.2
In Sickness and in Health
In Sickness and in Health
1992 • as Mickey
★ 4.0
Gold Coast
Gold Coast
1997 • as Karen DiCilia
★ 5.8
Lie Down with Lions
Lie Down with Lions
1994 • as Kate Nessen
★ 4.1
Columbus Day
Columbus Day
2008 • as Alice
★ 5.0
Conundrum
Conundrum
1996 • as Det. Rose Ekberg
★ 5.7
Thanks of a Grateful Nation
Thanks of a Grateful Nation
1998 • as Jerrilynn Folz
★ 4.8
Just Looking
Just Looking
1995 • as Darlene Carpenter
★ 4.3
Through the Eyes of a Killer
Through the Eyes of a Killer
1992 • as Laurie Fisher
★ 5.5
Crooked Hearts
Crooked Hearts
1991 • as Jennetta
★ 5.6
Lethal Vows
Lethal Vows
1999 • as Ellen Farris
★ 5.8
Happy Face Murders
Happy Face Murders
1999 • as Jen Powell
★ 5.2
Murder Live!
Murder Live!
1997 • as Pia Postman
★ 6.4
Where Are My Children?
Where Are My Children?
1994 • as Vanessa Meyer Vernon Scott
★ 5.9
Blind Vengeance
Blind Vengeance
1990 • as Virginia Whitelaw
★ 5.5
Partners
Partners
1993 • as Georgeanne Bidwell
★ 5.2
China Beach: Pilot
China Beach: Pilot
1988 • as K.C. Kolowski
Distant Cousins
Distant Cousins
1993 • as Connie
★ 6.0
Peacemaker
Peacemaker
1989 • as Mrs. Cooper
★ 8.0
Death Dreams
Death Dreams
1991 • as Crista Westfield
★ 6.1
Inflammable
Inflammable
1995 • as Lt. (j.g.) Kay Dolan
★ 7.5
Keys
Keys
1994 • as Maureen 'Kick' Kickasola
★ 4.5
When Love Kills: The Seduction of John Hearn
★ 3.2
Giving Up the Ghost
Giving Up the Ghost
1998 • as Anna Hobson
★ 6.3