Jack Farthing Thomas Royde Actor Khalil Ben Gharbia Louis Morel Actor Adam Hugill Mac Actor Ella Lily Hyland Audrey Strange Actor Oliver Jackson-Cohen Nevile Strange Actor Mimi Keene Kay Elliot Actor Clarke Peters Frederick Treves Actor Matthew Rhys Inspector Leach Actor Anjana Vasan Mary Aldin Actor Anjelica Huston Lady Tressilian Actor Peter Forbes Mr Coles Actor Michael Culkin Judge Actor Jackie Clune Mrs Barrett Actor Tristan Beint Vogue Reporter Actor Grace Doherty Sylvia Actor Rachel Bennette Executive Producer, Writer Sheena Bucktowonsing Executive Producer James Prichard Executive Producer Damien Timmer Executive Producer Danielle Scott-Haughton Executive Producer Jon Farrar Executive Producer Stephen Nye Executive Producer Robert Schildhouse Executive Producer Rebecca Durbin Producer Sam Yates Director