In Rio Grande the cavalrymen sing Bold fenian Men to Maureen O'Hara ( I think the cavalry might have been The sons of the Pioneers)

Some football players sing Bould Thaidy Quill in Young Cassidy.

Stefan Grossman plays Candyman in that film about Joe Hill.

n Michael Collins , Liam Neeson sings Skibereen - after a fashion. Frank Patterson sings The Last Rose of Summer.

In The Field - that guy that wrote Sullivans John.