Guest Stars Anthony Lemke as Detective Greyson Richard Walters as Chester "Tickles" Malone Jocelyn Hudon as Audrey Smith Laura de Carteret as Mrs. Enfield Alan Davies as Jonny Cork Eric Osborne as Thomas Enfield Co Starring John Koensgen as Dr. Peter Thomson Tessa Mossey as Jennifer Kevan Kase as Ed Anton Belyaev as Frankie's Dance Partner Douglas Walker as Flo's Dance Partner Robert Bazzocchi as Shawn Wilkington Julia Harnett as Female Dancer Jade Whitney as Female Dancer Jone Liam as Ringer Dancer Susannah Haight as Ringer Dancer Andrew Kyrzyk as Trudy's Dance Partner Sam Asante as Stage Manager Demi Oliver as Marcus Peter Young Jarvis as Howard Andy Trithardt as Dr. Banting