'Everyone's Asleep': BY GARETH ROBERTS (series 4 notion)
'The Bannerman Road gang wake to find that the rest of the country is asleep apart from them. An alien has knocked out the whole population to execute a bizarre plan. (This later formed the basis of 'The Empty Planet''

'School Trip': BY GARETH ROBERTS (series 4 notion)
'During a school trip, the youngsters find an alien in distress and have to help it without revealing its presence to the rest of their friends. This notion was conceived as a 'Sarah Jane-lite' narrative which would allow Elisabeth Sladen a break in the production.'

'Time Team':...