---
name: "Marg Helgenberger"
canonical: "https://film.one/person/marg-helgenberger"
fi1m_id: "marg-helgenberger"
imdb_id: "nm0001339"
tmdb_id: 19838
wikidata_id: "Q229577"
roles: ["Actor"]
born: "16 November 1958"
reviewed_on_fi1m: 4
average_fi1m_score: 74
average_as: "actor"
average_over: 4
updated: "2026-09-24T21:06:20.166620+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Marg Helgenberger

## Identity

Marg Helgenberger

- **Canonical:** https://film.one/person/marg-helgenberger
- **Type:** Person
- **Fi1m ID:** marg-helgenberger
- **IMDb ID:** nm0001339
- **TMDB ID:** 19838
- **Wikidata ID:** Q229577
- **Same entity:** https://en.wikipedia.org/wiki/Marg_Helgenberger, https://www.wikidata.org/wiki/Q229577, https://www.imdb.com/name/nm0001339/, https://www.themoviedb.org/person/19838

Actor. Born 16 November 1958 in Fremont, Nebraska, USA.

## Details

- **Work:** Actor
- **Born:** 16 November 1958, Fremont, Nebraska, USA
- **Active:** 1989–2000
- **Also known as:** مارگ هلگنبرگر
- **Primetime Emmy Awards:** 1 Emmy (1 won)
- **Average Fi1m score:** 74, as actor, over 4 titles
- **Fi1m score by decade:** 1980s 62 (1), 1990s 77 (2), 2000s 78 (1)
- **Fi1m against the critics:** 74 to 73 across 3 titles
- **Score spread:** 1 at 80+, 3 at 60–79, 0 under 60
- **Lead roles:** 0 of 2 acting credits billed first or second
- **Genres:** Drama 3, Animation 1, Comedy 1, Crime 1, Family 1, Fantasy 1
- **Screen time:** 4 hours of reviewed films
- **Box office:** $330m across 2 films with figures
- **Elsewhere:** https://en.wikipedia.org/wiki/Marg_Helgenberger, https://www.wikidata.org/wiki/Q229577, https://www.imdb.com/name/nm0001339/, https://www.themoviedb.org/person/19838

## Streaming the US now

- **Netflix:** [*Always*](https://film.one/film/always.md) (62)

For United States; add `?region=XX` for another country.

## Biography

Marg Helgenberger is an American actress. She was born Mary Margaret Helgenberger on 16 November 1958 in Fremont, Nebraska, and graduated with a B.S. in speech and drama from Northwestern University.

She began her career in the early 1980s with a role as Siobhan Ryan on the soap opera *Ryan's Hope* (1982–1986). Helgenberger gained wider recognition for playing K.C. Koloski in *China Beach* (1988–1991), for which she won the 1990 Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series. She is best known for portraying Catherine Willows in *CSI: Crime Scene Investigation* (2000–2013) and its sequel series *CSI: Vegas* (2022–2024). Other notable film roles include Dr. Laura Baker in *Species* (1995) and Donna Jensen in *Erin Brockovich* (2000).

*Sources: en.wikipedia.org, imdb.com.*

## On Fi1m (4)

- *Erin Brockovich* (2000), Fi1m 78, as Donna Jensen — [page](https://film.one/film/erin-brockovich.md)
- *King of the Hill* (1997), Fi1m 82, as Mrs. Hanover / Pretty Student (voice) — [page](https://film.one/tv/king-of-the-hill-1997.md)
- *Fallen Angels* (1993), Fi1m 72, as Eve Cressy — [page](https://film.one/tv/fallen-angels-1993.md)
- *Always* (1989), Fi1m 62, as Rachel — [page](https://film.one/film/always.md)

## Complete filmography (60)

Every credit, newest first. Titles without a page can be requested for review on the HTML page.

- *CSI: Vegas* (2021), series, as Catherine Willows
- *All Rise* (2019), series, as Lisa Benner
- *A Dog's Journey* (2019), as Hannah Montgomery
- *Almost Friends* (2017), as Samantha
- *CSI: Immortality* (2015), as Catherine Willows
- *Intelligence* (2014), series, as Lillian Strand
- *Under the Dome* (2013), series, as Christine Price
- *Wonder Woman* (2009), as Hera (voice)
- *Columbus Day* (2008), as Alice
- *Mr. Brooks* (2007), as Emma Brooks
- *In Good Company* (2004), as Ann
- *CSI: Crime Scene Investigation* (2000), series, as Catherine Willows
- *Erin Brockovich* (2000), as Donna Jensen — Fi1m 78, [page](https://film.one/film/erin-brockovich.md)
- *Perfect Murder, Perfect Town: JonBenét and the City of Boulder* (2000), as Patsy Ramsey
- *Perfect Murder, Perfect Town* (2000), series, as Patsy Ramsey
- *Lethal Vows* (1999), as Ellen Farris
- *Happy Face Murders* (1999), as Jen Powell
- *Giving Up the Ghost* (1998), as Anna Hobson
- *Thanks of a Grateful Nation* (1998), as Jerrilynn Folz
- *Species II* (1998), as Dr. Laura Baker
- *Gold Coast* (1997), as Karen DiCilia
- *Fire Down Below* (1997), as Sarah Kellogg
- *The Last Time I Committed Suicide* (1997), as Lizzy
- *Murder Live!* (1997), as Pia Postman
- *King of the Hill* (1997), series, as Mrs. Hanover / Pretty Student (voice) — Fi1m 82, [page](https://film.one/tv/king-of-the-hill-1997.md)
- *My Fellow Americans* (1996), as Joanna (uncredited)
- *Conundrum* (1996), as Det. Rose Ekberg
- *Inflammable* (1995), as Lt. (j.g.) Kay Dolan
- *Species* (1995), as Dr. Laura Baker
- *Bad Boys* (1995), as Alison Sinclair
- *Just Looking* (1995), as Darlene Carpenter
- *ER* (1994), series, as Karen Hines — Fi1m 88, [page](https://film.one/tv/er.md)
- *Where Are My Children?* (1994), as Vanessa Meyer Vernon Scott
- *Lie Down with Lions* (1994), as Kate Nessen
- *The Cowboy Way* (1994), as Margarette
- *Keys* (1994), as Maureen 'Kick' Kickasola
- *Partners* (1993), as Georgeanne Bidwell
- *Frasier* (1993), series, as Emily — Fi1m 88, [page](https://film.one/tv/frasier.md)
- *Fallen Angels* (1993), series, as Eve Cressy — Fi1m 72, [page](https://film.one/tv/fallen-angels-1993.md)
- *When Love Kills: The Seduction of John Hearn* (1993), as Debbie Banister
- *Distant Cousins* (1993), as Connie
- *The Tommyknockers* (1993), series, as Bobbi Anderson
- *Through the Eyes of a Killer* (1992), as Laurie Fisher
- *The Larry Sanders Show* (1992), series, as Susan Elliot — Fi1m 91, [page](https://film.one/tv/the-larry-sanders-show.md)
- *In Sickness and in Health* (1992), as Mickey
- *Crooked Hearts* (1991), as Jennetta
- *The Hidden Room* (1991), series, as Jane
- *Death Dreams* (1991), as Crista Westfield
- *Blind Vengeance* (1990), as Virginia Whitelaw
- *Always* (1989), as Rachel — Fi1m 62, [page](https://film.one/film/always.md)
- *After Midnight* (1989), as Alex (segment "All Night Operator")
- *Peacemaker* (1989), as Mrs. Cooper
- *Tales from the Crypt* (1989), series, as Vicki
- *China Beach* (1988), series, as KC Koloski
- *China Beach: Pilot* (1988), as K.C. Kolowski
- *thirtysomething* (1987), series, Actor
- *Shell Game* (1987), series, Actor
- *Matlock* (1986), series, as Victoria Rollins / Laura Norwood
- *Spenser: For Hire* (1985), series, as Nancy Kettering
- *American Playhouse* (1982), series, as Mrs. Cooper (segment 'Peacemaker')

## Gallery

- ![Marg Helgenberger](https://film.one/media/person/9830/gallery-6209c7f262dc.jpg) Marg Helgenberger — Alan Light, CC BY 2.0, via Wikimedia Commons (https://upload.wikimedia.org/wikipedia/commons/e/e1/Marg_Helgenberger-1990_%28cropped%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail_unscaled)
- ![Marg Helgenberger (Lillian), Josh Holloway (Gabriel) (2013)](https://film.one/media/person/9830/gallery-c92224aaf6ca.jpg) Marg Helgenberger (Lillian), Josh Holloway (Gabriel) (2013) — Thibault from Paris, France, CC BY-SA 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/1/1d/Intelligence_-_Panel_%289317007857%29.jpg/1280px-Intelligence_-_Panel_%289317007857%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Tripp Vinson, Michael Seitzman, Marg Helgenberger (Lillian) , Josh Holloway (Gabriel), Meghan Ory (Riley) (2013)](https://film.one/media/person/9830/gallery-289745ff8819.jpg) Tripp Vinson, Michael Seitzman, Marg Helgenberger (Lillian) , Josh Holloway (Gabriel), Meghan Ory (Riley) (2013) — Thibault from Paris, France, CC BY-SA 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/f/fe/Intelligence_-_Panel_%289317011989%29.jpg/1280px-Intelligence_-_Panel_%289317011989%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Marg Helgenberger (Lillian) (2013)](https://film.one/media/person/9830/gallery-296e1efd60d0.jpg) Marg Helgenberger (Lillian) (2013) — Thibault from Paris, France, CC BY-SA 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/e/e0/Intelligence_-_Panel_%289317015131%29.jpg/1280px-Intelligence_-_Panel_%289317015131%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Marg Helgenberger](https://film.one/media/person/9830/gallery-b5d0fb2d9987.jpg) Marg Helgenberger — Image via TMDB
- ![Marg Helgenberger](https://film.one/media/person/9830/gallery-41b4e7513590.jpg) Marg Helgenberger — Image via TMDB
- ![Marg Helgenberger](https://film.one/media/person/9830/gallery-72d52472a91f.jpg) Marg Helgenberger — Image via TMDB
- ![Marg Helgenberger (Lillian) (2013)](https://film.one/media/person/9830/gallery-dafc3565e256.jpg) Marg Helgenberger (Lillian) (2013) — Thibault from Paris, France, CC BY-SA 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/3/38/Intelligence_-_Panel_%289317021461%29.jpg/1280px-Intelligence_-_Panel_%289317021461%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Marg Helgenberger (Lillian) (2013)](https://film.one/media/person/9830/gallery-595689cd859b.jpg) Marg Helgenberger (Lillian) (2013) — Thibault from Paris, France, CC BY-SA 2.0, via Wikimedia Commons (https://thumb.wikimedia.org/wikipedia/commons/thumb/9/9b/Intelligence_-_Panel_%289317030865%29.jpg/1280px-Intelligence_-_Panel_%289317030865%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
- ![Marg Helgenberger](https://film.one/media/person/9830/gallery-de06ea88e6d1.jpg) Marg Helgenberger — Image via TMDB

## Awards

### Primetime Emmy Awards — 1 won

- 1990: Outstanding Supporting Actress in a Drama Series (won), for *China Beach*

*From Wikidata, which records wins more completely than nominations.*

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/marg-helgenberger