Pete Travis Director Riz Ahmed Tommy Akhtar Actor Billie Piper Shelley Actor James Krishna Floyd Lovely Actor Cush Jumbo Melody Actor Roshan Seth Farzad Akhtar Actor Vincent Regan Tall Man , Schaeffer Actor Danny Webb DS Cal Donnely Actor Damson Idris Hakim Actor Branko Tomovic Big John Actor George Sargeant Stuart Actor Hannah Rae Emma Actor Antonio Aakeel Young Lovely Actor Patrick Neate Screenwriter Peter Hampden Executive Producer Charles Auty Executive Producer Christine Langan Executive Producer Norman Merry Executive Producer Fumio Nagase Executive Producer Joe Oppenheimer Executive Producer Marc Samuelson Executive Producer Natascha Wharton Executive Producer Michiyo Yoshizaki Executive Producer Rebecca O'Brien Producer Ado Yoshizaki Cassuto Producer Ruth Barrett Original Music Felix Wiedemann Cinematographer David Charap Film Editing Celestia Fox Casting Victor Molero Production Design Tim Stevenson Art Director Neesh Ruben Set Decoration Claire Anderson Costume Design