Guest Stars India Ria Amarteifio as Nora Randall Lewis Reeves as Curtis Saunders Cherrelle Skeete as Bryony Cummings Marianne Oldham as Jane Colter Amy Cudden as Sarah McLean Rebekah Staton as Mary-Ann Phillips Hannah Tointon as Rachel Saunders Mark Dexter as Stewart McLean Laura Doddington as DS Mayes Jade Harrison as Deborah Haynes Caroline Ginty as Carol Darcie Smith as Charlotte McLean Crispin Letts as Dr Colin McAfferty Yasmine Holness-Dove as Doctor Nasreen Hussain as Nurse Kate Daisy Ashford as Mum of Riding Girl Carol Walton as Female Official Sienna Schneider as Horse Riding Girl Eve Webster as Nurse Freya