Guest Stars Daniel Anthony as Clyde Langer Alexander Armstrong as Mr Smith Tommy Knight as Luke Smith Yasmin Paige as Maria Jackson Joseph Millson as Alan Jackson John Leeson voices K-9 Juliet Cowan as Chrissie Jackson Jason Mohammad as Newsreader Jay Simpson as Jay Paul Kasey as Jay Slitheen Jimmy Vee as Nathan Slitheen Ruari Mears as Heidi Slitheen Holly Atkins as Heidi Ryan Watson as Nathan Goss