M

Maria O'Brien

Acting

Born August 14, 1950 · 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…

Known for

Murder, She Wrote

Murder, She Wrote

1984

The Love Boat

The Love Boat

1977

Matlock

Matlock

1986

Magnum, P.I.

Magnum, P.I.

1980

Beyond Belief: Fact or Fiction

Beyond Belief: Fact or Fiction

1997

CHiPs

CHiPs

1977

Jack & Jill

Jack & Jill

1999

Suddenly Susan

Suddenly Susan

1996

Acting(23)

2018HowardMaria (archive footage)

2018Dead on ArrivalNeighbor

2002For the PeopleJudge

1999Jack & JillFortune Teller

1997Beyond Belief: Fact or FictionParanormal Investigator (segment "The Chess Game")

1997Good LuckPeggy

1996Suddenly SusanMaria

1992In Sickness and in HealthNancy

1991In a Stranger's HandPaula

1990In the Best Interest of the ChildCarla

1989Your Mother Wears Combat BootsCarla

1988Promised a Miracle

1986MatlockJuanita Martinez

1984ProtocolDonna

1984Murder, She WroteLt. Abbe Esposito

1981The Incredible Shrinking WomanNeighbor

1980Magnum, P.I.Club Manager Applicant

1977The ChoirboysCarrier 2's Wife

1977The Love BoatRita Almerez

1977CHiPsPatti Poncherello

1975Shell GameLola Ramirez

Maria O'Brien — Watchpile | Watchpile