Acting
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.
... 2019
Hannah Montgomery
... 2019
Samantha
... 2017
Catherine Willows
... 2015
Hera (voice)
... 2009
Alice
... 2008
Emma Brooks
... 2007
Ann
... 2004
Donna Jensen
... 2000
... 2000
Ellen Farris
... 1999
Jen Powell
... 1999
Anna Hobson
... 1998
Jerrilynn Folz
... 1998
Dr. Laura Baker
... 1998
Karen DiCilia
... 1997
Sarah Kellogg
... 1997
... 1997
Pia Postman
... 1997
Joanna (uncredited)
... 1996
Det. Rose Ekberg
... 1996
Lt. (j.g.) Kay Dolan
... 1995
Dr. Laura Baker
... 1995
Alison Sinclair
... 1995
Darlene Carpenter
... 1995
Vanessa Meyer Vernon Scott
... 1994
Kate Nessen
... 1994
Margarette
... 1994
Maureen 'Kick' Kickasola
... 1994
Georgeanne Bidwell
... 1993
Debbie Banister
... 1993
Connie
... 1993
Laurie Fisher
... 1992
Mickey
... 1992
Jennetta
... 1991
Crista Westfield
... 1991
Virginia Whitelaw
... 1990
Rachel
... 1989
Alex (segment "All Night Operator")
... 1989