Abi Morgan Creator Benedict Cumberbatch Vincent Anderson Actor Gaby Hoffmann Cassie Anderson Actor Jeff Hephner Richard Castillo Actor Amy Louise Pemberton Dana Nokes Actor McKinley Belcher III Detective Michael Ledroit Actor Dan Fogler Lennie Wilson Actor Clarke Peters George Lovett Actor Phoebe Nicholls Anne Anderson Actor Erika Soto Tina McLoud Actor Donald Sage Mackay Jerry Actor Ivan Howe Edgar Anderson Actor William Hope Commissioner Nelson Actor Adam Silver Murray Actor José Pimentão Sebastian Actor John Doman Robert Anderson Actor Lucy Forbes Director Holly Pullinger Producer Lucy Dyke Executive Producer Jane Featherstone Executive Producer Keefus Ciancia Music Benedict Spence Cinematographer Peter Oliver Film Editor