 Roger Mobley appears in this episode as David Harper, Janet's young son.In "The Man Who Wouldn't Die", a 1967 episode of the syndicated series "Death Valley Days", Clayton was cast as the Margaret Wilbarger, the sister of Texas pioneer Josiah Wilbarger, who lived for 11 years after being scalped by the Comanche.Don Collier played Wilbarger, for whom Wilbarger County, Texas, is named, along with Wilbarger's brother.