Guest Stars Carrie Crowley as Mairead Noonan Conor Mullen as Frank Ahern Justine Mitchell as Elaine Lynch Elijah O'Sullivan as Jacob Dwyer Éanna Hardwicke as Joe Ryan James O'Donoghue as Calum Dwyer Hazel Doupe as Ingrid Jensen Dean Fagan as Finn Ahern Hilary Rose as Alanna Hutchins Ayoola Smart as Cathy Cregan Hugh O'Conor as Dr. Kevin Lochlainn O'Mearáin as Rory Dwyer Clodagh O'Rourke as Baby Nell Ayana Welby as Baby Noah Kevin McGahern as Michael Foley Maria McDermottroe as Imelda Cathal Greene as Andy Dillon Barry Barnes as Tommy Hehir Anaïs Rizzo as Bookshop Assistant Cian Hughes as Andy's Mate Mike Scanlon as AA Group Leader
