Once
- Afọ: 2007
- Mba: Ireland, United States of America
- Dị: Drama, Music, Romance
- .Lọ nka: Samson Films, Summit Entertainment, RTÉ, Fís Éireann/Screen Ireland
- Isiokwu: rock 'n' roll, lovesickness, love of one's life, composer, pop, music instrument, lovers, dublin, ireland, recording studio, pianist, ireland, music store, street musician, songwriting, recording session, street singer, busking
- Onyeisi: John Carney
- Nkedo: Glen Hansard, Markéta Irglová, Hugh Walsh, Gerard Hendrick, Alaistair Foley, Geoff Minogue