ActorRonan O'Casey
- Born August 18, 1922 in Montreal, Quebec, Canada
- Died April 12, 2012
- 1993The Beverly HillbilliesFilmMan at Party
- 1986Sledge Hammer!SeriesMilo Tieup
- 1986L.A. LawSeriesGregory Northrop
- 1986Beverly Hills MadamFilm
- 1985The ProtectorFilmPolice Commissioner
- 1983The A-TeamSeriesAmbassador Moore
- 1981Falcon CrestSeriesAmbassador
- 1977The Double Exposure of HollyFilmLee, Writer, Producer
- 1976Whose Child Am I?FilmJohn Roberts
- 1966Blow-UpFilmJane's Lover in Park (uncredited)
- 1965The TroubleshootersSeriesLawrence
- 1960Danger ManSeriesPilot
- 1960Inn for TroubleFilmJeff Rogers
- 1959International DetectiveSeriesRalph Barnaby
- 1958Blind SpotFilmRushford
- 1958The Big MoneyFilmGang Member
- 1958The LarkinsSeriesJeff Rogers
- 1957Bitter VictoryFilmSergeant Dunnigan
- 19561984FilmRutherford
- 1956Satellite in the SkyFilmReporter
- 1956Armchair TheatreSeriesWilliam R. Rush, Slim Murray
- 1956The BuccaneersSeriesUnderstandable Perkins
- 1956The Trollenberg TerrorSeriesAlbert
- 1955Man of the MomentFilmAmerican Delegate (uncredited)
- 1955Barbados QuestFilmStefan Gordoni
- 1955Tiger by the TailFilmNick
- 1955The Gilded CageFilmCharles Liddell
- 1954Happy Ever AfterFilmReporter
- 1954Double ExposureFilmTrickson
- 1953Trouble in StoreFilmEddie
- 1953Escape by NightFilmPietro
- 1951Talk of a MillionFilmDerry Murnahan
- 1950They Were Not DividedFilmAmerican Officer (uncredited)
- 1949Give Us This DayFilmBastian
- 1948The Monkey's PawFilmHerbert White