With Maltazard now seven feet tall and Arthur still two inches small, our hero must find a way to grow back to his normal size and stop the Evil M once and for all, with the help of Selenia and Betameche.
Freddie Highmore
Arthur Montgomery
Mia Farrow
Granny
Robert Stanton
Armand
Penny Balfour
Rose Montgomery
David Gasman
The Mechanic
Antony Hickling
Douglas
Dashiell Eaves
Simon
Joseph Rezwin
Brad
