 Ben WhiteheadWallace (voice) | Wallace (voice) |
 Peter KayChief Inspector Mackintosh (voice) | Chief Inspector Mackintosh (voice) |
 Lauren PatelP.C. Mukherjee (voice) | P.C. Mukherjee (voice) |
 Reece ShearsmithNorbot (voice) | Norbot (voice) |
 Diane MorganOnya Doorstep (voice) | Onya Doorstep (voice) |
 Adjoa AndohJudge (voice) | Judge (voice) |
 Muzz KhanAnton Deck (voice) | Anton Deck (voice) |
 Lenny HenryMr. Convenience (voice) | Mr. Convenience (voice) |
 Victoria ElliottAdditional Voices (voice) | Additional Voices (voice) |
 Jon GloverAdditional Voices (voice) | Additional Voices (voice) |
 Bethan Mary-JamesAdditional Voices (voice) | Additional Voices (voice) |
| RRichard BeekAdditional Voices (voice) | Additional Voices (voice) |
 David HoltAdditional Voices (voice) | Additional Voices (voice) |
| AAdrian RhodesAdditional Voices (voice) | Additional Voices (voice) |
 John SparkesAdditional Voices (voice) | Additional Voices (voice) |
 Maya SondhiAdditional Voices (voice) | Additional Voices (voice) |
| TTom DoggartAdditional Voices (voice) | Additional Voices (voice) |
 Merlin CrossinghamAdditional Voices (voice) | Additional Voices (voice) |
| LLizzie WaterworthAdditional Voices (voice) | Additional Voices (voice) |
 Roman KempAdditional Voices (voice) | Additional Voices (voice) |
 Garth JenningsZookeeper (voice) (uncredited) | Zookeeper (voice) (uncredited) |
