Guest Stars Cathy Shipton as Lisa 'Duffy' Duffin Gregory Foreman as Louis Fairhead Chelsee Healey as Honey Wright Baxter Westby as Young Charlie Amy Noble as PC Kate Wilkinson Claire Benedict as Olivia Costelloe Kate Lynn Evans as Dorothy Blakestone Sean Murray as Charlie's father Tiffany Brown as Roxanne Daly Sarah-Louise Tyler as Nurse Lucy Grattan as Sarah Andrews Louis Chandler-Joseph as Jackson Costelloe Kirsten Clark as Mrs Boyd Keenan Munn-Francis as Gary `Grubster' Odabe Howard Corlett as Rey Buono Emmy Happisburgh as Charlie's mother Carolina Giammetta as DS Rashokan Alfie Kingsnorth as OJ Orlando Wells as Mark Andrews Flaminia Cinque as Elaine Buono