Guest Stars Amy James-Kelly as Jennny Delaney Freddie Thorp as Chris Chahal India Fowler as Ellen Mason Louis Greatorex as Henry Mason Isabelle Allen as Carrie Delaney Raj Paul as Darren Emmett J. Scanlan as Josh Mason Karen Bryson as Helen Crowthorne Katy Carmichael as Rachel Delaney Rohan Nedd as Mike Amy-Leigh Hickman as Sia Marshall Chook Sibtain as Neil Chahal Laila Rouass as Lauren Marshall Imogen Gurney as Tilly Chahal Ben Onwukwe as Eric Pratchett Tyler Conti as Scott Darren Kemp as B.O. Ben Paddy C. Courtney as Alan