While staying at a hotel in England with his grandmother, Helga, a young boy named Luke inadvertently spies on a convention of witches. The Grand High Witch reveals a plan to turn all children into mice via a magical formula. When they discover the eavesdropper, the witches test the formula on him. Now, with the help of Helga and hotel manager Mr Stringer, Luke the mouse must fight back against the witches.

Jasen Fisher
as Luke Eveshim

Mai Zetterling
as Helga Eveshim

Anjelica Huston
as Miss Eva Ernst

Charlie Potter
as Bruno Jenkins

Rowan Atkinson
as Mr Stringer

Bill Paterson
as Mr Jenkins

Brenda Blethyn
as Mrs Jenkins

Jane Horrocks
as Miss Irvine

Nora Connolly
as Beatrice

Rose English
as Dora
CinemaSerf
Young "Luke" (an enthusiastic Jasen Fisher) lives with his grandmother "Helga" (May Zetterling) after being mysteriously orphaned. His grandmother has made him worldly wise to the ways of witches, and so he is alert to the antics of "Eva" (Angelica Huston) when he and his ever-hungry new friend "Bru...