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