Guest Stars Holliday Grainger as Honor Richard Madden as Agent Ross Tom Mothersdale as John Rathbone Noma Dumezweni as Senior Agent Okhile Paul Ritter as Franklyn Richard McCabe as Dr. Thaddeus Cutter Anneika Rose as Mary Chris Mayo as Damien Gibbs Remmie Milner as Teep Hooker Ian Pink as Second Lobby Teep Richard Rowe-McGhie as Rickshaw Kid Darcey Brown as Teep Girl Sarah Vevers as Teep