Baker Terry as Yellow Guy / Duck Guy / Additional Voices (voice)

Becky Sloan as Spinach Can / Sketchbook / Additional Voices (voice)

Joseph Pelling as Red Guy (voice)

Kellen Goff as Sammy the Spade (voice)

Thomas Ridgewell as Magnet (voice)

Royngtt as Lamp / Clock / Colin / Shrignold / Steak (voice) (uncredited)

Hugo Donkin as Red Guys

Charlie Pelling as Red Guys

Will Farrell as Red Guys

Marcus Rice as Red Guys

Stefan Howcroft as Red Guys

Ausra Miksyte as Red Guys

Rose Bell as Red Guys

Harry Denniston as Red Guys

Mark Schunemann as Red Guys

Tristan Nelki as Red Guys

Michael Clarke as Red Guys

Katie Wardle as Red Guys

Adam Nelki as Red Guys

Millie Johnston as Red Guys

James Randell as Red Guys

Tim Harding as Red Guys

Will Garrood as Red Guys

Emma Sheehy as Red Guys

Jelly Denniston as Red Guys

Justin Grange-Bennett as Red Guys

Isobel Irwin as Red Guys

Lauren Veevers as Red Guys

Yan Murawski as Red Guys

Charlie Perkins as Red Guys