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    Frank O'Sullivan headshot

    Frank O'Sullivan

    Actor·Active 2012–2025
    View on IMDbView on TMDB

    Career at a glance

    2Hallmark films

    Weirdness5.5 / 10

    Noticeably offbeat

    Everything Frank has done for Hallmark, from Chasing Leprechauns (2012) right through to Love of the Irish (2025).

    8/10

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

    Chasing Leprechauns, proof the formula can get strange.

    Where Frank fits in

    The corners of the Hallmark universe Frank keeps turning up in. Each one is a full ranked guide.

    • ✨Supernatural movies
    • 💢Enemies to lovers

    All 2 movies

    Newest first

    2020s

    1 film
    • 2025Love of the IrishActor as Osullivan · Small TownNot ratedWeird 3/10

    2010s

    1 film
    • 2012Chasing LeprechaunsActor as Angus · St. Patrick's Day6.3Weird 8/10

    Frank’s standouts

    • Chasing Leprechauns poster
      WeirdestChasing Leprechauns (2012)

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

      6.3

    Beyond Hallmark

    Where else you might recognise Frank from — notable roles outside the Hallmark catalogue.

    • The Woman in the Wallas John Farrell
      2023 · TV
    • Titanic: Blood and Steelas Steel Company Manager
      2012 · TV
    • Game of Thronesas Night's Watch Messenger
      2011 · TV
    • The Wind That Shakes the Barleyas Man in Pub
      2006
    • Second Nameas Inspector Potts
      2002
    • Michael Collinsas Kavanagh
      1996
    • The Vanas Wally
      1996
    • Taffinas Frank
      1988

    Movies by year

    Frank O'Sullivan Hallmark movies by release year1201212025

    People also ask

    How many Hallmark movies has Frank O'Sullivan been in?
    We have 2 Hallmark movies on file for Frank O'Sullivan, spanning 2012–2025.
    What is Frank O'Sullivan's most popular Hallmark movie?
    Chasing Leprechauns (2012) has more audience votes than any other Frank O'Sullivan Hallmark film, so it's the one most people have actually seen.
    Is Frank O'Sullivan still making Hallmark movies?
    Yes — the most recent Frank Hallmark film we have is from 2025, so the credits keep coming.
    What was Frank O'Sullivan's first Hallmark movie?
    The earliest Frank Hallmark title we have is Chasing Leprechauns (2012).
    What does Frank O'Sullivan do in Hallmark movies?
    Frank O'Sullivan works on Hallmark films as actor.

    Data & sources

    Frank’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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