Guest Stars Jennifer Gibney as Cathy Brown Paddy Houlihan as Dermot Brown Dermot O'Neill as Grandad Brown Eilish O'Carroll as Winnie McGoogan Danny O'Carroll as Buster Brady Pat Shields as Mark Brown Amanda Woods as Betty Brown Fiona O'Carroll as Maria Nicholson Brown Rory Cowan as Rory Brown Conor Moloney as Father Damien Gary Hollywood as Dino Doyle Susie Blake as Hillary Nicholson Jamie O'Carroll as Bono Brown Mark Dymond as Mick Caolan Byrne as Fitter Conor Gibney as Fitter Steven Wickham as Santa