Guest Stars Julie Graham as Lou Harkness Sophie Willan as Maeve Wiley Nicholas Nunn as Adam Muller Matilda Firth as Nancy O'Riordan Kayla Meikle as Donna Mills Louise Lee as PO Carter Brody Griffiths as Callum O'Riordan Alicia Forde as Sarah Duddy Isaac Lancel-Watkinson as Kyle O'Riordan Lisa Millett as PO Martin Conor McCarry voices Steven Harkness Alexandra Monaghan as Tash Jackie Jones as Social Worker Danielle Henry as Tess Palmer Terri Reddin as Sonographer Karen Henthorn as Elizabeth O'Riordan Angela Wynter as May Sinclair Philip Hill-Pearson as Orla's Bar Boss Maimuna Memon as Tahani Stephen Whitfield as Chairperson Cindy Humphrey as Faith Louise Willoughby as Hospice Nurse
