 The film score was composed and conducted by Alexander Janko.The film contains four original songs;

In the book, only the fan, the computer, the microwave, the hearing aid, Toaster, Radio and Blanky (after stowing away in the laundry basket) travel to Mars, with Kirby, Lampy and Calculator staying behind, whilst in the film, all the main cast go to Mars, excluding Ratso, who was not included in the book.