Marg Helgenberger
Born 1958
Known for A Dog's Journey, Bad Boys, Erin Brockovich.
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).
Movie Credits
A Dog's Journey (2019)
Where Are My Children? (1994)
Columbus Day (2008)
Perfect Murder, Perfect Town: JonBenét and the City of Boulder (2000)
Lethal Vows (1999)
Fire Down Below (1997)
Gold Coast (1997)
Conundrum (1996)
Lie Down with Lions (1994)
Species II (1998)
In Good Company (2004)
Erin Brockovich (2000)
Species (1995)
After Midnight (1989)
Wonder Woman (2009)
Mr. Brooks (2007)
The Cowboy Way (1994)
Distant Cousins (1993)
Almost Friends (2017)
The Last Time I Committed Suicide (1997)
Bad Boys (1995)
Just Looking (1995)
Crooked Hearts (1991)
Always (1989)
CSI: Immortality (2015)
This Changes Everything (2019)
