Guest Stars Damian O'Hare as Arthur Wilde Alexandra Park as Inspector Astrid Pickford Anand Desai-Barochia as Dr. Phineas Dunbar Max Baker as Billy the Gent Ralph Brown as Ramsey Co Starring Eric Tiede as Liam Caroline Avery Granger as Mirabelle Kevin Saunders as Security Guard Ian Covell as Plumber Leon Contavesprie as Male Partner Jye Frasca as Captain Celeste Hart as Female Partner