Maria O'Brien
Acting • Born 1950-08-14 – Died 2026-02-24
Biography
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.
Filmography
22 credits
Smile
Movie • 1975
Maria

Howard
Movie • 2018
Maria (archive footage)

PSI Factor
Movie • 1980

In a Stranger's Hand
Movie • 1991
Paula

Your Mother Wears Combat Boots
Movie • 1989
Carla

In the Best Interest of the Child
Movie • 1990
Carla

In Sickness and in Health
Movie • 1992
Nancy

Protocol
Movie • 1984
Donna

Shell Game
Movie • 1975
Lola Ramirez

Promised a Miracle
Movie • 1988

The Choirboys
Movie • 1977
Carrier 2's Wife

Good Luck
Movie • 1997
Peggy

Dead on Arrival
Movie • 2018
Neighbor

The Incredible Shrinking Woman
Movie • 1981
Neighbor

Beyond Belief: Fact or Fiction
TV • 1997
Paranormal Investigator (segment "The Chess Game")

CHiPs
TV • 1977
Patti Poncherello

The Love Boat
TV • 1977
Rita Almerez

Murder, She Wrote
TV • 1984
Lt. Abbe Esposito

Suddenly Susan
TV • 1996
Maria

Magnum, P.I.
TV • 1980
Club Manager Applicant

Matlock
TV • 1986
Juanita Martinez

For the People
TV • 2002
Judge