Marg Helgenberger

Marg Helgenberger

1958-11-16 Fremont, Nebraska, USA 41 Credits

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 ...

Known For

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Complete Filmography

This Changes Everything

This Changes Everything

2019

as Self

6.2
Acting

An investigative look and analysis of gender disparity in Hollywood, featuring accounts from well-known actors, executives and artists in the Industry...

A Dog's Journey

A Dog's Journey

2019

as Hannah Montgomery

8.1
Acting

A dog finds the meaning of his own existence through the lives of the humans he meets.

Almost Friends

Almost Friends

2017

as Samantha

6.3
Acting

A man in his mid-20s, still living at home with his mother and stepfather, puts all his eggs in one basket: the girl who works at his local coffee sho...

CSI: Immortality

CSI: Immortality

2015

as Catherine Willows

7.2
Acting

An explosion inside a casino brings Catherine Willows back to Las Vegas to investigate. And when the crime is tied to Lady Heather, Gil Grissom is bro...

Wonder Woman

Wonder Woman

2009

as Hera (voice)

7.2
Acting

On the mystical island of Themyscira, a proud and fierce warrior race of Amazons have raised a daughter of untold beauty, grace and strength: Princess...

Columbus Day

Columbus Day

2008

as Alice

4.9
Acting

A thief tries to fix the damage done during the biggest heist of his career.

Mr. Brooks

Mr. Brooks

2007

as Emma Brooks

6.9
Acting

A psychological thriller about a man who is sometimes controlled by his murder-and-mayhem-loving alter ego.

In Good Company

In Good Company

2004

as Ann

6.0
Acting

Dan Foreman is a seasoned advertisement sales executive at a high-ranking publication when a corporate takeover results in him being placed under naiv...

Erin Brockovich

Erin Brockovich

2000

as Donna Jensen

7.4
Acting

A twice-divorced mother of three who sees an injustice, takes on the bad guy and wins -- with a little help from her push-up bra. Erin goes to work fo...

Perfect Murder, Perfect Town: JonBenét and the City of Boulder

Perfect Murder, Perfect Town: JonBenét and the City of Boulder

2000

as Patsy Ramsey

5.6
Acting

About the infamous murder of six year old child beauty pageant contestant JonBenét Ramsey and the hysterical media coverage that made the investigatio...

Lethal Vows

Lethal Vows

1999

as Ellen Farris

5.7
Acting

A seemingly upstanding, caring husband and father is accused of foul play by his ex-wife regarding the mysterious death of his second wife.

Happy Face Murders

Happy Face Murders

1999

as Jen Powell

4.8
Acting

An eccentric older woman implicates her brutal & controlling lover in the murder of a young girl. Absorbed with "Murder She Wrote" and "Matlock", she ...

Giving Up the Ghost

Giving Up the Ghost

1998

as Anna Hobson

6.0
Acting

After a woman's husband dies while jogging in the park, the young widow's deep grief helps to awaken his ghost. The ghost urges her to commit suicide ...

Thanks of a Grateful Nation

Thanks of a Grateful Nation

1998

as Jerrilynn Folz

4.0
Acting

An examination of the aftermath of Desert Storm and how servicemen and women were affected by it medically.

Species II

Species II

1998

as Dr. Laura Baker

5.2
Acting

Having just returned from a mission to Mars, Commander Ross isn't exactly himself. He's slowly becoming a terrifying alien entity with one goal -- to ...

Gold Coast

Gold Coast

1997

as Karen DiCilia

5.8
Acting

Karen stands to inherit millions from her dead husband on one condition: she must stay away from other men. Two of the deceased's former associates se...

Fire Down Below

Fire Down Below

1997

as Sarah Kellogg

5.7
Acting

When an EPA representative is murdered in a small Appalachian community, EPA undercover agent Jack Taggart is sent in—posing as a handyman working wit...

The Last Time I Committed Suicide

The Last Time I Committed Suicide

1997

as Lizzy

5.1
Acting

Neal Cassady is living the beat life during the 1940s, working at The Tire Yard and philandering around town. However, he has visions of a happy life ...

Murder Live!

Murder Live!

1997

as Pia Postman

5.5
Acting

Frank takes Pia Postman hostage on live TV, threatening to execute her after she accepts the blame for his daughter's suicide.

My Fellow Americans

My Fellow Americans

1996

as Joanna (uncredited)

6.0
Acting

They used to run the country. Now they're running for their lives! Two on-the-lam former Presidents of the United States. Framed in a scandal by the c...

Conundrum

Conundrum

1996

as Det. Rose Ekberg

5.8
Acting

Two cops who share a devotion to their work—and to each other—suddenly find themselves caught in a tangled web of unspoken passions, lies and accusati...

Inflammable

Inflammable

1995

as Lt. (j.g.) Kay Dolan

5.0
Acting

An ambitious young female lawyer meets a former lover while investigating a sexual harassment case aboard a US Navy support ship that turns into a mur...

Species

Species

1995

as Dr. Laura Baker

6.0
Acting

In 1993, the Search for Extra Terrestrial Intelligence Project receives a transmission detailing an alien DNA structure, along with instructions on ho...

Bad Boys

Bad Boys

1995

as Alison Sinclair

6.8
Acting

Marcus Burnett is a henpecked family man. Mike Lowrey is a footloose and fancy free ladies' man. Both Miami policemen, they have 72 hours to reclaim a...

Just Looking

Just Looking

1995

as Darlene Carpenter

3.5
Acting

An architect becomes a voyeur when he spies upon his female neighbor.

Where Are My Children?

Where Are My Children?

1994

as Vanessa Meyer Vernon Scott

5.9
Acting

Based upon a true story, Marg Helgenberger stars as a single mother mysteriously arrested by the FBI and separated from her children, thus beginning a...

Lie Down with Lions

Lie Down with Lions

1994

as Kate Nessen

3.7
Acting

Doctor Peter Husak introduces the American Jack Carver to his friend, nurse Kate, and it's love on first sight. But when she learns, in a dramatic inc...

The Cowboy Way

The Cowboy Way

1994

as Margarette

5.7
Acting

Two championship rodeo partners travel to New York to find their missing friend, Nacho Salazar who went missing there.

Blind Vengeance

Blind Vengeance

1994

1.0
Acting

A martial arts champion instructor gets involve in a conflict when he falls in love for one of his students, who happens to be ex-girlfriend of anothe...

Keys

Keys

1994

as Maureen 'Kick' Kickasola

3.7
Acting

A one-time investigator gets back in the game when a family suffers a trauma similar to her own.

Partners

1993

as Georgeanne Bidwell

4.2
Acting

A junior partner in a law firm, finds out that the wife of a very important client is a former college sweetheart.

When Love Kills: The Seduction of John Hearn

When Love Kills: The Seduction of John Hearn

1993

as Debbie Banister

1.0
Acting

A woman places an ad in the "Soldier of Fortune" magazine to hire a contract killer.

Distant Cousins

Distant Cousins

1993

as Connie

5.5
Acting

Kate's husband Richard hasn't seen his cousin Harry for 20 years. So when he comes to stay with his fiancee Connie they are welcomed. But Kate senses ...

Through the Eyes of a Killer

Through the Eyes of a Killer

1992

as Laurie Fisher

5.7
Acting

A woman has a brief affair with the contractor who is renovating her apartment and he refuses to accept the end of the relationship.

In Sickness and in Health

In Sickness and in Health

1992

as Mickey

1.0
Acting

A husband hires a nurse to care for his wife, who suffers from Multiple Scleroses, but a relationship soon develops between the two.

Crooked Hearts

Crooked Hearts

1991

as Jennetta

5.5
Acting

An upper-middle class family in Washington state deals with failures, infidelities and troubling secrets. Charley is 26 and still lives at home, despi...

Death Dreams

Death Dreams

1991

as Crista Westfield

5.9
Acting

Despite her husband's doubts, a woman reaches out to her dead daughter with a psychiatrist's help.

Blind Vengeance

Blind Vengeance

1990

as Virginia Whitelaw

1.0
Acting

A man seeks revenge on the white supremacists acquitted in the murder of his son

Always

Always

1989

as Rachel

6.3
Acting

The spirit of a recently deceased expert pilot mentors a newer pilot while watching him fall in love with the girlfriend that he left behind.

After Midnight

After Midnight

1989

as Alex (segment "All Night Operator")

5.5
Acting

A college professor teaching a course called "The Psychology of Fear" brings his students (including a psychic) to his home, one dark and stormy night...

China Beach: Pilot

China Beach: Pilot

1988

as K.C. Kolowski

Acting

The feature-length pilot for the popular tv series. In 1967, the people of the 510th Evac Hospital at China Beach Vietnam include the cool but compass...