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    Robert O'Mahoney

    Actor·Born 1949·Active 2010
    View on IMDbView on TMDB

    Career at a glance

    1Hallmark film

    All 1 at Christmas

    Weirdness8.0 / 10

    Certified weird

    8/10

    Robert's wildest Hallmark outing scores 8 out of 10 on the weirdness scale.

    An Old Fashioned Christmas, proof the formula can get strange.

    All 1 movie

    2010s

    1 film
    • 2010An Old Fashioned ChristmasActor as Earl of Shannon · Christmas5.9Weird 8/10

    Robert’s standouts

    • An Old Fashioned Christmas poster
      WeirdestAn Old Fashioned Christmas (2010)

      The strangest of the bunch — 8/10 on our weirdness scale

      5.9

    Movies by year

    Robert O'Mahoney Hallmark movies by release year12010

    People also ask

    How many Hallmark movies has Robert O'Mahoney been in?
    We have 1 Hallmark movie on file for Robert O'Mahoney, spanning 2010.
    What is Robert O'Mahoney's most popular Hallmark movie?
    An Old Fashioned Christmas (2010) has more audience votes than any other Robert O'Mahoney Hallmark film, so it's the one most people have actually seen.
    How many Hallmark Christmas movies has Robert O'Mahoney made?
    Robert O'Mahoney turns up in 1 Hallmark Christmas movie.
    What was Robert O'Mahoney's first Hallmark movie?
    The earliest Robert Hallmark title we have is An Old Fashioned Christmas (2010).
    What does Robert O'Mahoney do in Hallmark movies?
    Robert O'Mahoney works on Hallmark films as actor.

    Data & sources

    Robert’s filmography, credits and ratings are compiled from IMDb and TMDB, then checked and tidied by the Talking Hallmark team. Last updated June 2026.

    Catalogue curated by Alanna of Talking Hallmark. About the project

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