Guest Stars Chris O'Dowd as Himself Andrew Scott as Himself Dara Ó Briain as Himself Aisling Bea as Herself John Bishop as Himself Amy Huberman as Herself Jennifer Zamparelli as Bridget Una Healy as Herself Hozier as Himself Conor McPherson as Himself Jason Byrne as Himself Bernard O'Shea as Eamon The 2 Johnnies as Themselves