Cathal O'ShannonActingNo biography available.Known ForWhen Ali Met Cathal2009Fan ClubNo Nerds have favorited Cathal O'Shannon yet — be the first.All fan clubsFrom NerdspinFilmographyActor42009When Ali Met CathalFilmCathal O’Shannon2007Ireland's NazisTVHimself - Presenter • 1 episodes1976Even the Olives Are BleedingFilmPresenter1972Wake Up and ApologiseFilmSelf