1899Born, Milwaukee
80Credits
Pat O'Brien (born William Joseph Patrick O'Brien) was an American stage, screen, radio, and television actor. He was a star during the first several years of his film career, the height of his popularity being during the 1930s and 1940s.
Known for
Some Like It HotDetective Mulligan
Angels with Dirty FacesJerry Connolly
Happy Days
RagtimeDelmas
WKRP in Cincinnati1981RagtimeDelmasMovie
1980Scout's HonorMr. CabooseMovie
1978WKRP in Cincinnati1 episodeShow
1978The EndBen LawsonMovie
1977Billy Jack Goes to WashingtonPresident of the SenateMovie
1976Kiss Me... Kill MeJimmy, the morgue attendantMovie
1975The Sky's the LimitAbner ThermanMovie
1974Happy Days2 episodesShow
1973Amanda FallonEmoryMovie
1972Banyon1 episodeShow
1972The Adventures of Nick CarterHallelujah HarryMovie
1972Welcome Home, Johnny BristolSgt. McGllMovie
1971Alias Smith and Jones1 episodeShow
1970The PhynxPat O’BrienMovie
1970McCloud1 episodeShow
1969The Over the Hill GangCaptain Oren HayesMovie
1965Town TamerJudge MurcottMovie
1965Branded1 episodeShow
1963Kraft Suspense TheatreLt. John Curwood, Inspector Dan Zarilla · 1 episodeShow
1962Going My Way1 episodeShow
1962The VirginianJ. Jimerson Jones, Doc Bigelow · 1 episodeShow
1962The Road to Hong KongChinese Restaurateur (uncredited)Movie
1962Babe Ruth Story: That Ever Livin' BabeNarratorMovie
1960The Best of the PostMike Breen · 1 episodeShow
1960Harrigan and Son34 episodesShow
1959Some Like It HotDetective MulliganMovie
1958The Last HurrahJohn GormanMovie
1957Kill Me TomorrowBart CrosbieMovie
1957Invitation to a GunfighterSheriff Kyle BickfordMovie
1956Telephone Time1 episodeShow
1955Inside DetroitGus LindenMovie
1955Science Fiction Theatre1 episodeShow
1954Climax!Police Lieutenant Moore, Ed Talbot, Police Lieutenant · 1 episodeShow
1954Ring of FearFrank WallaceMovie
1954Jubilee TrailErnest 'Texas' ConwayMovie
1953General Electric TheaterMajor Irish · 1 episodeShow
1952The Ford Television TheatreLt. V. Keever · 1 episodeShow
1952OkinawaLt. Cmdr. HaleMovie
1951Schlitz Playhouse of StarsJohn Wentworth · 1 episodeShow
1951The People Against O'HaraDet. Vincent RicksMovie
1951Criminal LawyerJames 'Jimmy' ReganMovie
1950The FireballFather O'HaraMovie
1950Lux Video TheatreTim Larkin, Captain Barnaby, Joe Crandall, George Morrell, Charley Hackett, Eddie Gorman · 1 episodeShow
1950Johnny One-EyeMartin MartinMovie
1949A Dangerous ProfessionJoe FarleyMovie
1948The Boy with Green HairGramp FryMovie
1948Studio OneMike Waterson · 1 episodeShow
1948Ford Theatre1 episodeShow
1948Fighting Father DunneFather Peter J. DunneMovie
1947Riff-RaffDan HammerMovie
1946Crack-UpGeorge SteeleMovie
1946Perilous HolidayPatrick NevilMovie
1945Man AliveMichael O'Flaherty 'Speed' McBrideMovie
1945Having Wonderful CrimeMichael J. MaloneMovie
1944Secret CommandSam GallagherMovie
1944Marine RaidersMaj. Steve LockhartMovie
1943His Butler's SisterMartin MurphyMovie
1943The Iron MajorFrancis William 'Frank' / 'Cav' CavanaughMovie
1943BombardierChick DavisMovie
1942The Navy Comes ThroughChief Michael 'Mike' MalloryMovie
1942Flight LieutenantSamuel J. 'Sam' DoyleMovie
1942BroadwayDan McCornMovie
1942Two Yanks in TrinidadTim ReardonMovie
1940Knute Rockne All AmericanKnute RockneMovie
1940Flowing GoldIan 'Hap' O'ConnorMovie
1940Escape to GloryMike FarroughMovie
1940Torrid ZoneSteve CaseMovie
1940'Til We Meet AgainSteve BurkeMovie
1940Castle on the HudsonWarden Walter LongMovie
1940The Fighting 69thFather DuffyMovie
1939Slightly HonorableJohn WebbMovie
1939The Night of NightsDan O'FarrellMovie
1939Indianapolis SpeedwayJoe GreerMovie
1939The Kid from KokomoWilliam Jennings 'Billy / 'Square Shooting Murph' MurphyMovie
1939Off the RecordThomas "Breezy" ElliottMovie
1938Breakdowns of 1938Pat O'Brien (archive footage) (uncredited)Movie
1938Angels with Dirty FacesJerry ConnollyMovie
1938Garden of the MoonJohn QuinnMovie
1938Boy Meets GirlJ. Carlyle 'J.C.' BensonMovie
1938Cowboy from BrooklynRoy ChadwickMovie
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