Pat J. O'Brien
- Known for
- Acting
Filmography

Bury Me Not on the Lone Prairie 1941
as Bill Salters

Doomed Caravan 1941
as Jim Ferber

Panamint's Bad Man 1938
as Adams - Mine Owner

Flaming Frontiers 1938
as Henchman Harper

Bar 20 Justice 1938
as Frazier

Hawaiian Buckaroo 1938
as Steve Wainwright (as Pat O'Brien)

Tim Tyler's Luck 1937
as Patrolman Berry

Tailspin Tommy in The Great Air Mystery 1935
as Milt Howe

Outlawed Guns 1935
as Babe Rivers

The Roaring West 1935
as Cowhand Steve

The Freckled Rascal 1929
as Jim Kane
- Fury of the Wild
Fury of the Wild 1929
as Jim Thayer

The House of Terror 1928
Actor

Marry in Haste 1924
Actor

Shadows of the West 1921
as Jim Kern
Credits from TMDB.