Marg Helgenberger
- Compleanno:
- 11/16/1958
- Luogo di nascita:
- Fremont, Nebraska, USA:
 | This Changes Everything (2019) Self |
 | 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 |
 | Lethal Vows (1999) Ellen Farris |
 | Happy Face Murders (1999) Jen Powell |
 | Giving Up the Ghost (1998) Anna Hobson |
 | Thanks of a Grateful Nation (1998) Jerrilynn Folz |
 | Species II (1998) Dr. Laura Baker |
 | Gold Coast (1997) Karen DiCilia |
 | Fire Down Below (1997) Sarah Kellogg |
 | The Last Time I Committed Suicide (1997) Lizzy |
 | Murder Live! (1997) Pia Postman |
 | My Fellow Americans (1996) Joanna (uncredited) |
 | Conundrum (1996) Det. Rose Ekberg |
 | Inflammable (1995) Lt. (j.g.) Kay Dolan |
 | Species (1995) Dr. Laura Baker |
 | Bad Boys (1995) Alison Sinclair |
 | Just Looking (1995) Darlene Carpenter |
 | Where Are My Children? (1994) Vanessa Meyer Vernon Scott |
 | Lie Down with Lions (1994) Kate Nessen |
 | The Cowboy Way (1994) Margarette |
 | Blind Vengeance (1994) |
 | Keys (1994) Maureen 'Kick' Kickasola |
 | Partners (1993) Georgeanne Bidwell |
 | When Love Kills: The Seduction of John Hearn (1993) Debbie Banister |
 | Distant Cousins (1993) Connie |
 | 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 |
 | Always (1989) Rachel |
 | After Midnight (1989) Alex (segment "All Night Operator") |
 | China Beach: Pilot (1988) K.C. Kolowski |