Guest Stars Conor Mullen as Frank Ahern Carrie Crowley as Mairead Noonan 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 Ayoola Smart as Cathy Cregan Hilary Rose as Alanna Hutchins Hugh O'Conor as Dr. Kevin Lochlainn O'Mearáin as Rory Dwyer Stuart Graham as Denis Ahern Michael Patric as Sgt. Paudie Manning Thomas Levin as Carl Jensen Kevin McGahern as Michael Foley Esosa Ighodaro as Sonographer Gene Rooney as Daisy Olivia Caffrey as Megan Brigid Leahy as Lily Clinton Liberty as Max Neasa Ní Chuanaigh as Woman in Baby Shop