MARG HELGENBERGER
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.
- Erin Brockovich 2000
- In Good Company 2004
- Species II 1998
- Mr. Brooks 2007
- Species 1995
- Bad Boys 1995
- The Last Time I Committed Suicide 1997
- Columbus Day 2008
- Fire Down Below 1997
- Wonder Woman 2009
- After Midnight 1989
- The Cowboy Way 1994
- Thanks of a Grateful Nation 1998
- Crooked Hearts 1991
- Through the Eyes of a Killer 1992
- Lie Down with Lions 1994
- Distant Cousins 1993
- Conundrum 1996
- Gold Coast 1997
- CSI: Immortality 2015
- Almost Friends 2017
- Always 1989
- Murder Live! 1997
- A Dog's Journey 2019
- My Fellow Americans 1996
- King of the Hill 1997
- China Beach 1988
- Spenser: For Hire 1985
- Tales from the Crypt 1989
- Frasier 1993
- ER 1994
- Intelligence 2014
- Under the Dome 2013
- CSI: Crime Scene Investigation 2000
- The Tommyknockers 1993
- All Rise 2019
- CSI: Vegas 2021
- Perfect Murder, Perfect Town: JonBenét and the City of Boulder 2000
- Fallen Angels 1993
- Matlock 1986