Shauna Shim

Join Mildred Hubble in CBBC's adaptation of The Worst Witch books, written by Jill Murphy.

Waterloo Road Comprehensive isn't doing very well. When the Headteacher of the school has a nervous breakdown, Jack Rimmer is promoted to the position, much to his dismay. He knows that if the school doesn't clean up its act soon, it could mean the end.