The Thin Man (TV series) than token appearances. Since then some of the new shows just use girls as part of the scenery. Among the series guest stars was Billy Gray, who appeared at the same time he was cast as James "Bud" Anderson, Jr., in "Father Knows Best". Ann McCrea was cast as Billie in the 1958 episode, "The Lost Last Chapter". Of note is the "guest star" in the episode "Robot Client", none other than the original Robby the Robot from the 1956 film "Forbidden Planet". Ben Starr was the program's writer; Sam Marx was the executive producer. The series began airing on
Planet of the Dead the theme of Easter was not emphasised in the story; the episode only contained a "fleeting mention" of the holiday instead of "robot bunnies carrying baskets full of deadly egg bombs". The episode's tone word—"joyous"—was influenced by Davies' realisation that "every story since 'The Fires of Pompeii' [had] a bittersweet quality" and his subsequent desire to avoid the recurring theme. The starting point for the story was Roberts' first novel "The Highest Science". Davies liked the image of a train on a desert planet and rewrote the train as a bus. Davies nevertheless emphasised it was not an "adaptation as