Bagpuss rag doll called Madeleine. The wooden woodpecker bookend became the drily academic Professor Yaffle (based on the philosopher Bertrand Russell, whom Postgate had once met), while the mice carved on the side of the "mouse organ" (a small mechanical pipe organ that played rolls of music) woke up and scurried around, singing in high-pitched voices. Sandra Kerr and John Faulkner provided the voices of Madeleine and Gabriel respectively, and put together and performed all the folk songs. All the other voices (including the narrator and one out-of-tune mouse) were provided by Postgate, who also wrote the stories. The toys discussed
A Town Called Mercy episode was dedicated to figuring out what to do with Jex rather than discovering more about him. Berriman also had two "nitpicks" that arose with the plot; the Gunslinger could just walk into the town and take Jex away, or the Doctor could take Jex away in the TARDIS. Dave Golder of the magazine labelled "A Town Called Mercy" as a "disappointing" science fiction Western episode, writing, "There are some great things about this episode ... But in a show that usually has a lot of fun reinventing TV tropes, too much of "A Town Called Mercy" feels a bit