The thirteenth series of the British television drama series Grange Hill began broadcasting on 2 January 1990, before ending on 9 March 1990 on BBC One.
The series follows the lives of the staff and pupils of the eponymous school, an inner-city London comprehensive school.
It marked a change from earlier series with the introduction of a new theme tune and incidental music.
The thirteenth series of Grange Hill has never been released on DVD as of 2022 In December 2022 ‘’ITV’’ announced that the thirteenth series of ‘’Grange Hill’’ will be available on its streaming platform ITVx as part of its ‘’BritBox’’ content in January 2023 Jacko's dog 'Gruff' was played by Rosie the Jack Russell from Surrey.
She loved working on set particularly when she found peoples bags to rummage through that were left on the floor off set.