Mary McCormack

Personal Info

Known For

Acting

Known Credits

75

Gender

Female

Birthday

1969-02-08 (56 years old)

Place of Birth

Plainfield, New Jersey, USA

Mary McCormack

Biography

Mary Catherine McCormack is an American actress. She has had leading roles as Justine Appleton on the series Murder One (1995–1997), as Deputy National Security Adviser Kate Harper on The West Wing (2004–2006), as Deputy U.S. Marshal Mary Shannon on In Plain Sight (2008–2012), and as Peggy on the comedy series The Kids Are Alright (2018–2019).

Known For

  • Vicious

    Vicious

  • Law & Order

    Law & Order

  • The Late Late Show with Craig Ferguson

    The Late Late Show with Craig Ferguson

  • Law & Order: Criminal Intent

    Law & Order: Criminal Intent

  • Watch What Happens Live with Andy Cohen

    Watch What Happens Live with Andy Cohen

  • The West Wing

    The West Wing

  • Tony Awards

    Tony Awards

  • Scandal

    Scandal

  • ER

    ER

  • 25 Words or Less

    25 Words or Less

  • The Ellen DeGeneres Show

    The Ellen DeGeneres Show

  • The Tonight Show with Jay Leno

    The Tonight Show with Jay Leno

  • The Newsroom

    The Newsroom

  • Late Night with Jimmy Fallon

    Late Night with Jimmy Fallon

  • Chelsea

    Chelsea

  • In Plain Sight

    In Plain Sight

  • Angie Tribeca

    Angie Tribeca

  • Murder One

    Murder One

  • Will & Grace

    Will & Grace

  • Match Game

    Match Game

  • Deep Impact

    Deep Impact

  • The Late Late Show with Craig Kilborn

    The Late Late Show with Craig Kilborn

  • To Tell the Truth

    To Tell the Truth

  • House of Lies

    House of Lies

  • For The People

    For The People

  • 1408

    1408

  • The L Word: Generation Q

    The L Word: Generation Q

  • Miracle on 34th Street

    Miracle on 34th Street

  • Heels

    Heels

  • K Street

    K Street

  • K-PAX

    K-PAX

  • Divorce

    Divorce

  • Colin Fitz

    Colin Fitz

  • Scooby-Doo! WrestleMania Mystery

    Scooby-Doo! WrestleMania Mystery

  • A Country Called Home

    A Country Called Home

  • High Heels and Low Lifes

    High Heels and Low Lifes

  • Right at Your Door

    Right at Your Door

  • Dickie Roberts: Former Child Star

    Dickie Roberts: Former Child Star

  • True Crime

    True Crime

  • 54

    54

  • Unpregnant

    Unpregnant

  • Full Frontal

    Full Frontal

  • An American Girl Story: Maryellen 1955 - Extraordinary Christmas

    An American Girl Story: Maryellen 1955 - Extraordinary Christmas

  • Other Voices

    Other Voices

  • Harvest

    Harvest

  • Alien Code

    Alien Code

  • Madison

    Madison

  • Still Laugh-In: The Stars Celebrate

    Still Laugh-In: The Stars Celebrate

  • Mystery, Alaska

    Mystery, Alaska

  • Escape from Polygamy

    Escape from Polygamy

  • East of A

    East of A

  • Fathers' Day

    Fathers' Day

  • The Kids Are Alright

    The Kids Are Alright

  • Getting to Know You

    Getting to Know You

  • The Crash

    The Crash

  • Treehouse

    Treehouse

  • The Big Tease

    The Big Tease

  • Traffic

    Traffic

  • Welcome to the Family

    Welcome to the Family

  • Private Parts

    Private Parts

  • Gun Shy

    Gun Shy

  • Backfire!

    Backfire!

  • The Alarmist

    The Alarmist

  • The Wright Verdicts

    The Wright Verdicts

  • Should've Been Romeo

    Should've Been Romeo

  • The Broken Hearts Club: A Romantic Comedy

    The Broken Hearts Club: A Romantic Comedy

  • For Your Consideration

    For Your Consideration

  • World Traveler

    World Traveler

  • BigLove

    BigLove

  • The Unprofessional

    The Unprofessional

  • Murder One: Diary of a Serial Killer

    Murder One: Diary of a Serial Killer

  • Loaded

    Loaded

  • Drone

    Drone

  • Chelsea Does

    Chelsea Does

  • National Memorial Day Concert

    National Memorial Day Concert