Jack

Sid Sloane

Acting

Jill

Cerrie Burnell

Acting

Dame Trott

Chris Jarvis

Acting

King Justin the Messy

Justin Fletcher

Acting

Mr Bloom

Ben Faulks

Acting

Treetops

Pui Fan Lee

Acting

Narrator

Bernard Cribbins

Acting

Fair Deal Fred

Alex Winters

Acting

Princess Nina

Katrina Bryan

Acting

The Giant

Andy Day

Acting

Self

Ranj Singh

Acting

Robert the Robot

Steven Kynman

Acting

The Royal Harpist

Rebecca Keatley

Acting

The Giant's Cook

Katy Ashworth

Acting

Mister Maker

Phil Gallagher

Acting