Special Guest Stars Ron Donachie as Ron Allen Jules Knight as Guy Freemont Guest Stars Tim Stern as Gene Harvey Peter Basham as Mick Elisabeth Hopper as Julia Owens Jacqueline Tong as Robina Toynbee Simon Meacock as Jason Briggs Alexander Kirk as Sean Ferguson Tom Chadbon as Robert Struthers Calvin Dean as Andy Buckley Ruby Thomas as Portia Salmond Charlotte Mills as Angela Buckley