Marg Helgenberger [19838] Gender: Female Popularity: 1.2756 Birthplace: Fremont, Nebraska, USA Birthday: 1958-11-16 Age: 66 years Movies: 41 Links: Homepage, IMDB 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). Description above from the Wikipedia article Marg Helgenberger, licensed under CC-BY-SA, full list of contributors on Wikipedia. A Dog's Journey2019-05-03 This Changes Eve2019-06-28 Almost Friends2017-11-17 CSI: Immortality2015-09-27 Wonder Woman2009-03-03 Columbus Day2008-08-29 Mr. Brooks2007-06-01 In Good Company2004-12-29 Erin Brockovich2000-03-17 Perfect Murder, 2000-02-27 Lethal Vows1999-10-13 Happy Face Murde1999-09-05 Giving Up the Gh1998-09-07 Thanks of a Grat1998-05-31 Species II1998-04-10 Gold Coast1997-09-28 Fire Down Below1997-09-05 The Last Time I 1997-06-20 Murder Live!1997-03-09 My Fellow Americ1996-12-20 Conundrum1996-03-03 Inflammable1995-11-28 Species1995-07-07 Bad Boys1995-04-07 Just Looking1995-01-01 Where Are My Chi1994-09-18 Lie Down with Li1994-06-12 The Cowboy Way1994-06-03 Blind Vengeance1994-03-22 Keys1994-01-01 Partners1993-11-12 When Love Kills:1993-05-18 Distant Cousins1993-05-16 Through the Eyes1992-09-30 In Sickness and 1992-03-08 Crooked Hearts1991-09-06 Death Dreams1991-06-25 Blind Vengeance1990-08-22 Always1989-12-22 After Midnight1989-11-03 China Beach: Pil1988-04-26