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Maria O'Brien

Maria O'Brien

Acting 1950-08-14 Los Angeles, California, USA

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. She was best known as a character actress, but she also had a recurring role on a few television series, such as Ave 43 and The Life and Times of Eddie Roberts. She was also an acting coach on soap operas, such as Days of Our Lives, Sunset Beach, and Passions.

Known For

Murder, She Wrote
TV ⭐ 7.5
Murder, She Wrote 1984
The Love Boat
TV ⭐ 6.3
The Love Boat 1977
Magnum, P.I.
TV ⭐ 7.3
Magnum, P.I. 1980
Beyond Belief: Fact or Fiction
TV ⭐ 7.2
Beyond Belief: Fact or Fiction 1997
CHiPs
TV ⭐ 6.9
CHiPs 1977
Suddenly Susan
TV ⭐ 5.9
Suddenly Susan 1996
The Choirboys
MOV ⭐ 5.5
The Choirboys 1977
Protocol
MOV ⭐ 5.4
Protocol 1984
Smile
MOV ⭐ 5.9
Smile 1975
Howard
MOV ⭐ 6.8
Howard 2018
The Incredible Shrinking Woman
MOV ⭐ 5.4
The Incredible Shrinking Woman 1981
In a Stranger's Hand
MOV ⭐ 5.7
In a Stranger's Hand 1991
Promised a Miracle
MOV ⭐ 5.3
Promised a Miracle 1988
Dead on Arrival
MOV ⭐ 4.4
Dead on Arrival 2018
In the Best Interest of the Child
MOV ⭐ 2.7
In the Best Interest of the Child 1990
Shell Game
MOV ⭐ 4.5
Shell Game 1975
Good Luck
MOV ⭐ 4.9
Good Luck 1997
In Sickness and in Health
MOV ⭐ 4.0
In Sickness and in Health 1992
PSI Factor
MOV ⭐ 4.4
PSI Factor 1980
Your Mother Wears Combat Boots
MOV ⭐ 6.0
Your Mother Wears Combat Boots 1989