Elliot Kerley Bing Voice Mark Rylance Flop Voice Eve Bentley Sula Voice Akia Henry Amma Voice Shai Portnoy Pando Voice Jocelyn Macnab Coco Actor Bryony Hannah Padget Actor Pauline McLynn Gilly Actor Poppy Hendley Charlie Voice Rafferty Railton Bing Voice David Threlfall Flop Voice Mikael Shields Producer Julian Nott Music Ted Dewan Writer Philip Bergkvist Executive Producer Lucy Murphy Executive Producer Howard Litton Executive Producer Nicky Phelan Director