Iarla Ó Lionáird sang "Casadh an tSugain" in a 2015 film based on a novel by what author?
Iarla Ó Lionáird Iarla Ó Lionáird (born 18 June 1964) is an Irish singer and record producer. He sings in the traditional sean-nós style. He was a member of the Afro Celt Sound System and is a member of the Irish-American supergroup The Gloaming. He has recorded several solo albums for Real World Records. He appeared in the 2015 film "Brooklyn" singing an a cappella version of the Irish folk song "Casadh an tSugain".
Oisín Oisín (] ; anglicized often as ), Osian, Ossian ( ), or Osheen was regarded in legend as the greatest poet of Ireland, and is a warrior of the fianna in the Ossianic or Fenian Cycle of Irish mythology. He is the son of Fionn mac Cumhaill and of Sadhbh (daughter of Bodb Dearg), and is the narrator of much of the cycle.