Guest Stars Mandeep Dhillon voices Telephone Caller Sara Powell as Cass Ellie White voices Telephone Caller London Hughes voices Telephone Caller Paul Charlton as PC Harris Nick Hancock as Lee Denby Ed Gaughan voices Telephone Caller Jacob Scipio voices Telephone Caller Carl Rice as Darren Ben Willbond as Headmaster Marcus Bowles Jaime Adler as Elena's Daughter Andreea Paduraru as Elena Andrei Vladut Cociorvan as Elena's Son