Once the nation's favourite, by its third year Doctor Who was in trouble. With changes afoot in the production office and increasing problems with its lead actor, the programme was heading for the Last Chance Saloon. This new documentary includes contributions from actors Maureen O'Brien (Vicki), Anneke Wills (Polly) and Peter Purves (Steven), script editor Donald Tosh, new series writer Gareth Roberts, and long-term viewer Ian Levine.