 Quite a few liberties were taken in bringing the book to the screen.  In the original story, the two Dalmatians who ran across England to  rescue their pups were named Pongo and Missis Pongo, or just plain  Missis; Perdita was a stray whose own puppies had been sold, and who  was taken into the household to help wet nurse Missis fifteen  puppies. In the film, their owners are named Roger and Anita  Radcliffe; in the book, theyre Mr. and Mrs. Dearly, no first names  given. The book also features two Nannies (Nanny Cook and Nanny  Butler) to the films one; Jasper appears under the same name in  both versions, but Saul is changed to Horace for the film; and Tib,  the books heroic gray tabby female, is transformed into an  orange