Baker Terry
Yellow Guy / Duck Guy (voice) / Warren the Eagle / Yumpherdinker (voice) / Suitc...

Adam Mayne
Red Guy

Joss Carter
Red Guy

George Fouracres
Grolton / Hovris (voice) / Lamp / Grolton / Hovris (voice)

Lolly Adefope
Mrs Grelch (voice) / Elevator (voice)

Vivienne Soan
Lesley

Sam Campbell
Green Apple (voice) / Red Guy's ID Card (voice)

Leila Navabi
Claire (voice)

Kath Hughes
Fax Machine (voice)

Amy Gledhill
Wet Floor Sign (voice)

Phil Wang
Vending Machine (voice)

Jen Ives
Free Vending Machine (voice)

Chris Cantrill
Induction Video Narrator (voice)

Kevin Eldon
Coffin (voice)

Katy Wix
Tissue Box (voice)

Royngtt
Roy (uncredited)

Freya Parker
Grandma / Bread Mother (voice)

Johnny White Really-Really
Shy Imaginary Older Brother (voice)

Emma Sidi
Bubble Bath Memory (voice)

Kiell Smith-Bynoe
Saturdavid (voice)