John O'Callaghan

5.9
/10
John Austin O'Callaghan (Johnny) is an actor.
John O'Callaghan appears in: Stargate Atlantis (2004), among others.

John O'Callaghan
person

Known for

    Nearly extra
    as Niam
    4 episodes
    8.1
    /10
    • space
    • science fiction
    • mystery and drama
    • military character
    • science
    • military
    • watched
    An international team of scientists and military personnel discover a Stargate network in the Pegasus Galaxy and come face-to-face with a new, powerful enemy: The Wraith.
    • 45min
    • Seasons: 5
    • Episodes: 99
    Ended

    Stargate Atlantis
    serie United States 2004 - 2009