Corinne Malvern a character supposed to be three years old), a 1907 New York Evening Telegram article and ships' passenger records, make it clear she was born in 1901. Malvern performed in the Henry W. Savage New English Grand Opera Company in the American premiere of Puccini's opera Madama Butterfly in the role of the child "Dolore" ("Sorrow," or "Trouble" in English), Butterfly's son, in front of an audience that included the Viscount Aoki, Japanese Ambassador to the United States, and John Luther Long, author of the novella on which the opera was based, on October 15, 1907, and subsequently toured with
A Town Called Mercy great drawl", and Adrian Scarborough, who he said "steals the whole episode". Browder was offered the role and gladly accepted; he was aware of the show as his children had watched it, and he also wanted to do a western. Whithouse was "thrilled" with Browder's performance, as it was how he imagined the character. "A Town Called Mercy" and the previous episode, "Dinosaurs on a Spaceship", were the first episodes to be produced for the seventh series, and both were directed by Saul Metzstein. The two episodes are Metzstein's first "Doctor Who" credits. Much of the episode was filmed around