Final series of climate emergency drama set in a flooded future world written by Linda Marshall Griffiths.'The Library of Everything' - when what comes after is more dangerous than what came before.

After being reunited with her mum, Jessie embarks on a mission to find Birdie and Gil. Meanwhile in the Floating City, Alex reveals that they have captured someone that Cal knows and he needs Cal's help.

LAURIE ..... .Jenny PlattJESSIE ..... Sade MaloneLEO ….Hamish RushALEX…..William AshCALEB ..... Cel SpellmanTHE ANGEL ..... Remmie Milner

Written by Linda Marshall GriffithsDirected by Nadia MolinariSound Design by Sharon Hughes

Programme consultants: Dr James M Lea; Dr Ian Dawson; Dr. Andrew F. Field.