Alan Bennett
— Mole
Michael Gambon
— Badger
Rik Mayall
— Toad
Michael Palin
— Rat
Vanessa Redgrave
— Grandmother / Narrator
Enn Reitel
— Otter
Adrian Scarborough
— Nephew Vole
Zoot Lynam
— Portly
James Villiers
— Magistrate
David Sinclair
— Gaoler/Clerk
Mark Lockyer
— Chief Weasel
Ronald Fraser
— Chief Judge
Peter Cellier
— Prendergast
Windsor Davies
— Commissioner of Police
Mike Grady
— Pilot
Simon Williams
— Bishop
Bill Oddie
— Sweep
Kate Robbins
— Voice
Megan Nicol
— Voice
Jemima Ffyne
— Alexandra
Tom Stourton
— Edward