Tommy Steele (Doctor Dolittle), Abigail Jaye (Emma Fairfax), Connor Michael-Sheridan (Matthew Muggins), Joanna Forest (Tommy Stubbins), James Deverell (Jip the Dog), Debden Clarke (Polynesia), Halcro Johnston (General Bellowes), David Anthony (Alred Blossom), Joanna Lee Martin (Gertie), Ako Mitchell (Straight Arrow), Steven Sparling (Constable), Aidan Crowley (Postman)