Portrait of Maria O'Brien

Maria O'Brien

Bio: Maria O'Brien (August 14, 1950 – February 24, 2026) was an American actress and acting coach. She was the daughter of actors Edmond O'Brien and Olga San Juan, and sister of voice actor Brendan O'Brien
Born: Mon, Aug 14 1950
Birthplace: Los Angeles, California, USA

Death: Tue, Feb 24 2026
Maria O'Brien is 75 years old
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Acting Roles
Crew Roles

Movies (Acting Roles)

Sorted by Release Date
Poster of Howard
Howard
Maria O'Brien was 67 in Howard as 'Maria (archive footage)'.
Movie Released: Sun, Apr 22 2018
Poster of Dead on Arrival
Dead on Arrival
Maria O'Brien was 67 in Dead on Arrival as 'Neighbor'.
Movie Released: Fri, Mar 23 2018
Poster of Good Luck
Good Luck
Maria O'Brien was 46 in Good Luck as 'Peggy'.
Movie Released: Fri, Mar 07 1997
Poster of In Sickness and in Health
In Sickness and in Health
Maria O'Brien was 41 in In Sickness and in Health as 'Nancy'.
Movie Released: Sun, Mar 08 1992
Poster of In a Stranger's Hand
In a Stranger's Hand
Maria O'Brien was 41 in In a Stranger's Hand as 'Paula'.
Movie Released: Sun, Sep 29 1991
Poster of In the Best Interest of the Child
In the Best Interest of the Child
Maria O'Brien was 39 in In the Best Interest of the Child as 'Carla'.
Movie Released: Sun, May 20 1990
Poster of Your Mother Wears Combat Boots
Your Mother Wears Combat Boots
Maria O'Brien was 38 in Your Mother Wears Combat Boots as 'Carla'.
Movie Released: Mon, Mar 27 1989
Poster of Promised a Miracle
Promised a Miracle
Maria O'Brien was 37 in Promised a Miracle
Movie Released: Thu, May 19 1988
Poster of Protocol
Protocol
Maria O'Brien was 34 in Protocol as 'Donna'.
Movie Released: Fri, Dec 21 1984
Poster of The Incredible Shrinking Woman
The Incredible Shrinking Woman
Maria O'Brien was 30 in The Incredible Shrinking Woman as 'Neighbor'.
Movie Released: Fri, Jan 30 1981
Poster of PSI Factor
PSI Factor
Maria O'Brien was 29 in PSI Factor
Movie Released: Tue, Jan 01 1980
Poster of The Choirboys
The Choirboys
Maria O'Brien was 27 in The Choirboys as 'Carrier 2's Wife'.
Movie Released: Fri, Dec 23 1977
Poster of Smile
Smile
Maria O'Brien was 24 in Smile as 'Maria'.
Movie Released: Sat, May 10 1975
Poster of Shell Game
Shell Game
Maria O'Brien was 24 in Shell Game as 'Lola Ramirez'.
Movie Released: Fri, May 09 1975

TV Shows (Acting Roles)

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages
Poster of For the People
For the People
Maria O'Brien was 51+ in For the People as 'Judge'.
TV Show Released: First Air Date
Sun, Jul 21 2002
Poster of Beyond Belief: Fact or Fiction
Beyond Belief: Fact or Fiction
Maria O'Brien was 46+ in Beyond Belief: Fact or Fiction as 'Paranormal Investigator (segment "The Chess Game")'.
TV Show Released: First Air Date
Sun, May 25 1997
Poster of Suddenly Susan
Suddenly Susan
Maria O'Brien was 46+ in Suddenly Susan as 'Maria'.
TV Show Released: First Air Date
Thu, Sep 19 1996
Poster of Matlock
Matlock
Maria O'Brien was 35+ in Matlock as 'Juanita Martinez'.
TV Show Released: First Air Date
Mon, Mar 03 1986
Poster of Murder, She Wrote
Murder, She Wrote
Maria O'Brien was 34+ in Murder, She Wrote as 'Lt. Abbe Esposito'.
TV Show Released: First Air Date
Sun, Sep 30 1984
Poster of Magnum, P.I.
Magnum, P.I.
Maria O'Brien was 30+ in Magnum, P.I. as 'Club Manager Applicant'.
TV Show Released: First Air Date
Thu, Dec 11 1980
Poster of The Love Boat
The Love Boat
Maria O'Brien was 27+ in The Love Boat as 'Rita Almerez'.
TV Show Released: First Air Date
Sat, Sep 24 1977
Poster of CHiPs
CHiPs
Maria O'Brien was 27+ in CHiPs as 'Patti Poncherello'.
TV Show Released: First Air Date
Thu, Sep 15 1977