(in credits order) verified as complete
- Matt Vogel(voice)
- Meera Syal(voice)
- Louis Ashbourne Serkis(as Louis Serkis)
- Siobhán McSweeney(as Siobhan McSweeney)
Rest of cast listed alphabetically
- Isaac Andrews(uncredited)
- Frances de la Tour(uncredited)
- Angela Dee(voice) (uncredited)
- Karl Farrer(uncredited)
- Ross Green(uncredited)
- Jacob Greener-Tofts(uncredited)
- Kyle Hebert(voice) (uncredited)
- Matt Hookings(uncredited)
- Minouche Kaftel(uncredited)
- Stefan Kalipha(uncredited)
- Jane Leaney(uncredited)
- Martyn Mayger(uncredited)
- Shaun Yusuf McKee(uncredited)
- Andrew Sachs(uncredited)
- Steve Saunders(uncredited)
- Mike Simmrin(uncredited)
- Amanda Troop(uncredited)
- Tom Whelehan(uncredited)
- John Whitby(uncredited)
- Charlotte Worwood(uncredited)
