Cillian Sullivan

    Cillian Sullivan

    Acting

    6

    Acting Credits

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    Known For

    Blue Moon

    Blue Moon

    Stephen Sondheim

    A Song

    A Song

    Young Boy

    Blue

    Blue

    Mark

    The Things We Do

    The Things We Do

    Cillian

    Kova’s Courage

    Kova’s Courage

    Siku

    Spilt Milk

    Spilt Milk

    Bobby O'Brien

    Filmography

    Kova’s Courage

    Kova’s Courage

    2026

    as Siku

    A Song

    A Song

    2025

    as Young Boy

    Blue Moon

    Blue Moon

    2025

    as Stephen Sondheim

    6.6
    The Things We Do

    The Things We Do

    2025

    as Cillian

    Spilt Milk

    Spilt Milk

    2024

    as Bobby O'Brien

    Blue

    Blue

    2020

    as Mark