Thomas/Basil The Great Mouse Detective

Thomas as Basil

Percy as Dr. Dawson

Rosie as Olivia Flaversham

Edward as Hiram Flaversham

Lady Hatt as Mrs Judson

Diesel as Fidget the Bat

James as Toby the Dog

Trucks as Henchmen

Oliver as Lizard Henchman

Daisy as Felisha the Cat

Scruffy as Bathomlemew

Lady as the qween mouse

Diesel 10 as Professer Ratigan