 Nyorai kupfuurira kweiyi ndima - Pakati pa1953 na1973 Cahill akaita kuoneka kukuru 72 nokuda kweIreland. Akaita kutanga kwake kuIreland muna February 1953. Akabatsira Ireland kukunda 1968 Home Nations Championship, 1972 Santander Trophy uye akashanyira South Africa muna 1973. Akamirirawo Ireland pa1970 Mens EuroHockey Nations Championship. Musi wa 29 Kubvumbi 1973, Cahill akaita chitarisiko chake chekupedzisira kuIreland vachipesana neBelgium. Muna 2006 Cahill akaiswa muIreland Hockey Association Hall of Fame. Vamwe vakagadzwa vaisanganisira David Judge, Maeve Kyle naThelma Hopkins. 