the books have been published as audiobooks, with the first two read by nigel lambert, "the amber cat" also by ron keith, and "dolphin luck" by judy bennett. "dog friday" has been adapted into a german film, "ein hund namens freitag". besides german, the trilogy has been translated into dutch and estonian as well, and "dog friday" has also been translated into czech, danish, greek, polish, spanish, and thai, and "the amber cat" into french.