Anne-Marie Duff Mo Actor Olivia Colman Sue Actor John Bishop Peter Actor Robert Sheehan Stephen Actor Sheridan Smith Charlotte Actor Thomas Brodie-Sangster Jake Actor Joe Dempsie Riley Actor Josh Bolt Dom Actor Oliver Lee Sean Actor Stephen Graham Tony Actor Sean Bean Simon, Tracie Actor Anna Maxwell Martin Tina Actor Felicity Huffman Actor William H. Macy Actor Cobie Smulders Actor Sonequa Martin-Green Actor Michael Chiklis Actor Nick Cannon Actor Jamie Chung Actor Taylor Schilling Actor