How old was Pat J. O'Brien in…

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Pat J. O'Brien was ? in Bury Me Not on the Lone Prairie as 'Bill Salters'.

Movie Released: Fri, Mar 21 1941

Pat J. O'Brien was ? in Doomed Caravan as 'Jim Ferber'.

Movie Released: Fri, Jan 10 1941

Pat J. O'Brien was ? in Panamint's Bad Man as 'Adams - Mine Owner'.

Movie Released: Thu, Jul 07 1938

Pat J. O'Brien was ? in Flaming Frontiers as 'Henchman Harper'.

Movie Released: Tue, Jul 05 1938

Pat J. O'Brien was ? in Bar 20 Justice as 'Frazier'.

Movie Released: Fri, Jun 24 1938

Pat J. O'Brien was ? in Hawaiian Buckaroo as 'Steve Wainwright (as Pat O'Brien)'.

Movie Released: Fri, Jan 14 1938

Pat J. O'Brien was ? in Tim Tyler's Luck as 'Patrolman Berry'.

Movie Released: Mon, Dec 27 1937

Pat J. O'Brien was ? in Tailspin Tommy in The Great Air Mystery as 'Milt Howe'.

Movie Released: Sun, Oct 20 1935

Pat J. O'Brien was ? in Outlawed Guns as 'Babe Rivers (as Pat O'Brien)'.

Movie Released: Mon, Jul 29 1935

Pat J. O'Brien was ? in The Roaring West as 'Cowhand Steve'.

Movie Released: Mon, Jul 08 1935

Pat J. O'Brien was ? in The Freckled Rascal as 'Jim Kane'.

Movie Released: Sun, Mar 31 1929

Pat J. O'Brien was ? in The House of Terror

Movie Released: Sun, Jan 01 1928

Pat J. O'Brien was ? in Shadows of the West as 'Jim Kern'.

Movie Released: Mon, Aug 01 1921

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages