Cosmic series. Zee is celebrating her 200th birthday, which involves a strange physical transformation. The rest of the crew are busy planning birthday surprises and squabbling over presents.
Meanwhile, Brian the Dinosaur decides it's time to take a trip to Earth. Who will win the competition to have Brian and baby Derek as their guests? With David Claridge , Karl Collins , Lucinda Cowden ,
Frances Dodge , Stephen Hope -Wynne and Christopher Wild. Series director Claire Winyard
Series producer Billy Macqueen A Roach production for BBCtv
EARTH-KNOWLEDGE: tosend a message to Parallel 9. write to P9 Earthbase. BBCtv. PO Box 9000, London W 12 8ZZ.