Ronnie Howard has a small role in this episode, famous as Opie on the Andy Griffith Show
The locomotive used when first pulling into town is the same locomotive used in the 1940 movie "Seven Sinners" as evidenced by the name "Boni Komba" painted on the top of the locomotive cab. "Boni Komba" was the name of the South Seas Island in the movie that stars Marlene Dietrich and John Wayne.