Stuart Hazeldine Director, Screenwriter, Producer Luke Mably White Actor Adar Beck Dark Actor Chris Carey Guard Actor Gemma Chan Chinese Actor Nathalie Cox Blonde Actor John Lloyd Fillingham Deaf Actor Chukwudi Iwuji Black Actor Pollyanna McIntosh Brunette Actor Jimi Mistry Brown Actor Colin Salmon Invigilator Actor Simon Garrity Writer Gareth Unwin Producer Stephen Barton Original Music Matthew Cracknell Original Music Tim Wooster Cinematographer Mark Talbot-Butler Film Editing Emma Style Casting Patrick Bill Production Design Jason Lee Etienne Art Director Rebecca Gore Costume Design