Wallace (voice)

Ben Whitehead

Chief Inspector Mackintosh (voice)

Peter Kay

P.C. Mukherjee (voice)

Lauren Patel

Norbot (voice)

Reece Shearsmith

Onya Doorstep (voice)

Diane Morgan

Judge (voice)

Adjoa Andoh

Anton Deck (voice)

Muzz Khan

Mr. Convenience (voice)

Lenny Henry

Additional Voices (voice)

Victoria Elliott

Additional Voices (voice)

Jon Glover

Additional Voices (voice)

John Sparkes

Additional Voices (voice)

Bethan Mary-James

Additional Voices (voice)

Richard Beek

Additional Voices (voice)

David Holt

Additional Voices (voice)

Maya Sondhi

Additional Voices (voice)

Tom Doggart

Additional Voices (voice)

Adrian Rhodes

Additional Voices (voice)

Merlin Crossingham

Additional Voices (voice)

Lizzie Waterworth

Additional Voices (voice)

Roman Kemp

Zookeeper (voice) (uncredited)

Garth Jennings