Thandiwe Newton as Ginger (voice)

Zachary Levi as Rocky (voice)

Bella Ramsey as Molly (voice)

Imelda Staunton as Bunty (voice)

Lynn Ferguson as Mac (voice)

David Bradley as Fowler (voice)

Jane Horrocks as Babs (voice)

Romesh Ranganathan as Nick (voice)

Daniel Mays as Fetcher (voice)

Josie Sedgwick-Davies as Frizzle (voice)

Peter Serafinowicz as Reginald Smith (voice)

Nick Mohammed as Dr Fry (voice)

Miranda Richardson as Mrs Tweedy (voice)

David Brooks as Burly Guard (voice)

Dan Williamson as Van Driver (voice)

Tom Doggart as 2D Narrator / Male Guards (voice)

Sam Fell as 2D Animated Boy / Dying Moth (voice)

Naomi McDonald as 2D Animated Mum / Beryl / Chicken 314 (voice)

Kate Harbour as Biscuit Chicken / Female Guards (voice)

Tim Bentinck as Gate Guard / Additional Voices (voice)

Sophie Smith as Snail (voice)

Ramanique Ahluwalia as Additional Voices (voice)

Abigail Andjel as Additional Voices (voice)

Sudha Bhuchar as Additional Voices (voice)

Angela Christofilou as Additional Voices (voice)

Sarah Counsell as Additional Voices (voice)

Nicole Davis as Additional Voices (voice)

Alison Dowling as Additional Voices (voice)

Lillie Flynn as Additional Voices (voice)

Matthew Gammie as Additional Voices (voice)

Rebecca Gethings as Additional Voices (voice)

Rebekah Hinds as Additional Voices (voice)

Shobu Kapoor as Additional Voices (voice)

Amy McAllister as Additional Voices (voice)

Harry McEntire as Additional Voices (voice)

Willow Nash as Additional Voices (voice)

Dami Olukoya as Additional Voices (voice)

Tamaryn Payne as Additional Voices (voice)

Elizabeth Price as Additional Voices (voice)

William Vanderpuye as Additional Voices (voice)

Joan Walker as Additional Voices (voice)

Sam Wilkinson as Additional Voices (voice)

Dean Williamson as Additional Voices (voice)

Becky Wright as Additional Voices (voice)

Amina Zia as Additional Voices (voice)