Marg Helgenberger

Personal Info

Known For

Acting

Known Credits

75

Gender

Female

Birthday

1958-11-16 (66 years old)

Place of Birth

Fremont, Nebraska, USA

Marg Helgenberger

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 for playing the role of K.C. Koloski in the ABC drama China Beach (1988–91), which earned her the 1990 Emmy Award for Outstanding Supporting Actress in a Drama Series. She is also known for roles in the TV series Under the Dome and Intelligence, and the films Species (1995), Species II (1998), Erin Brockovich (2000), and Mr. Brooks (2007). Description above from the Wikipedia article Marg Helgenberger, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Known For

  • CSI: Crime Scene Investigation

    CSI: Crime Scene Investigation

  • RuPaul's Drag Race

    RuPaul's Drag Race

  • RuPaul's Drag Race

    RuPaul's Drag Race

  • Frasier

    Frasier

  • King of the Hill

    King of the Hill

  • Tony Awards

    Tony Awards

  • Golden Globe Awards

    Golden Globe Awards

  • Golden Globe Awards

    Golden Globe Awards

  • Golden Globe Awards

    Golden Globe Awards

  • ER

    ER

  • LIVE with Kelly and Mark

    LIVE with Kelly and Mark

  • The View

    The View

  • Late Night with Conan O'Brien

    Late Night with Conan O'Brien

  • Matlock

    Matlock

  • The Ellen DeGeneres Show

    The Ellen DeGeneres Show

  • Under the Dome

    Under the Dome

  • Intimate Portrait

    Intimate Portrait

  • The Price Is Right

    The Price Is Right

  • Tales from the Crypt

    Tales from the Crypt

  • thirtysomething

    thirtysomething

  • All Rise

    All Rise

  • Stars in the House

    Stars in the House

  • CSI: Vegas

    CSI: Vegas

  • The Tony Danza Show

    The Tony Danza Show

  • China Beach

    China Beach

  • Bad Boys

    Bad Boys

  • Fallen Angels

    Fallen Angels

  • Spenser: For Hire

    Spenser: For Hire

  • Species II

    Species II

  • Fire Down Below

    Fire Down Below

  • A Dog's Journey

    A Dog's Journey

  • Species

    Species

  • Erin Brockovich

    Erin Brockovich

  • Where Are My Children?

    Where Are My Children?

  • Thanks of a Grateful Nation

    Thanks of a Grateful Nation

  • Always

    Always

  • Intelligence

    Intelligence

  • Almost Friends

    Almost Friends

  • Blind Vengeance

    Blind Vengeance

  • In Sickness and in Health

    In Sickness and in Health

  • Peacemaker

    Peacemaker

  • This Week

    This Week

  • When Love Kills: The Seduction of John Hearn

    When Love Kills: The Seduction of John Hearn

  • The Early Show

    The Early Show

  • Giving Up the Ghost

    Giving Up the Ghost

  • In Good Company

    In Good Company

  • The Tommyknockers

    The Tommyknockers

  • CSI: Immortality

    CSI: Immortality

  • Lethal Vows

    Lethal Vows

  • This Changes Everything

    This Changes Everything

  • Wonder Woman

    Wonder Woman

  • Conundrum

    Conundrum

  • Mr. Brooks

    Mr. Brooks

  • Death Dreams

    Death Dreams

  • Happy Face Murders

    Happy Face Murders

  • My Fellow Americans

    My Fellow Americans

  • After Midnight

    After Midnight

  • Distant Cousins

    Distant Cousins

  • The Last Time I Committed Suicide

    The Last Time I Committed Suicide

  • Inflammable

    Inflammable

  • Crooked Hearts

    Crooked Hearts

  • China Beach: Pilot

    China Beach: Pilot

  • Just Looking

    Just Looking

  • Columbus Day

    Columbus Day

  • Keys

    Keys

  • Shell Game

    Shell Game

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

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

  • Murder Live!

    Murder Live!

  • The Cowboy Way

    The Cowboy Way

  • Gold Coast

    Gold Coast

  • Partners

    Partners

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

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

  • Lie Down with Lions

    Lie Down with Lions

  • Through the Eyes of a Killer

    Through the Eyes of a Killer

  • Blind Vengeance

    Blind Vengeance