Olaf de Fleur Johannesson Director Florence Pugh Angela Actor Celia Imrie Mrs. Green Actor Ben Lloyd-Hughes Jackson Actor Scott Chambers Elliot Actor Georgina Bevan Beth Actor Stephen McCole Frank Actor Daisy Mathewson Susie Actor Charlotte Allen Maddy Actor Nicola Grier Christine Actor Shelley Conn Professor Samantha Harlow Actor Daniel Campbell Bloody Student Actor James Cosmo Grandpa Actor Ian Lorimer Milne Craig, Claire Actor, Actor Charles Barrett Victor Actor Flora Brady Missy Actor Anna Coote Tammy Actor Niall Greig Fulton Herman Actor Kathryn Howden Nurse Actor Ben Ketai Screenwriter Eva Konstantopoulos Screenwriter Graham Begg Executive Producer Marcus Chait Executive Producer Ross McKenzie Executive Producer Claire Moorsom Executive Producer Charlotte Walls Executive Producer Brian Coffey Producer Danny Sherman Producer Al Hardiman Music David Arthur Film Editing Kahleen Crawford Casting Caroline Stewart Casting Nancy McKenna Costume Design Jamie Lapsley Production Design Ryan Clachrie Art Director