Guest Stars Pui Fan Lee as Su Ping Lim Brett Curtis as George Domenique Fragale as Beth Cassini Ruth Sheen as Mrs Beechum Matt Emery as Detective Birch Claudia Black as Stripe Frances Tomelty voices Phoenicia Elizabeth Hague George Russo as Simon Emma Tracey as Bessie Freddie Annobil-Dodoo as Jasper Paul Thornley as New Superintendent Grace Binford Sheene as Fox Ears Anna Mawn as Nancy Victoria Howell as Nancy's Mother Robert Morgan as Esteemed Doctor Robert Goodman as Nightwatcher Sam Bond as Second Doctor Pik Sen Lim as Madame Tam Jon Monie as Third Doctor Callum Sheridan-Lee as Soldier Anna Fenton-Garvey as New Maid Jack Harrison as Soldier