Guest Stars Julie Graham as Lou Harkness Sophie Willan as Maeve Wiley Nicholas Nunn as Adam Muller Brody Griffiths as Callum O'Riordan Kayla Meikle as Donna Mills Louise Lee as PO Carter Alicia Forde as Sarah Duddy Matilda Firth as Nancy O'Riordan Isaac Lancel-Watkinson as Kyle O'Riordan Lisa Millett as PO Martin Conor McCarry voices Steven Harkness Jackie Jones as Social Worker Danielle Henry as Tess Palmer Terri Reddin as Sonographer Alexandra Monaghan as Tash 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
