Trivia / Little House on the Prairie S 8 E 17 A Promise To Keep

• The Other Darrin: Although Kyle Richards returns as Isaiah's daughter Alicia, both his wife and son have been recast, with season 4 guest star Corrine Camacho (neè Michaels) replacing Bonnie Bartlett as Grace, and David Kaufman taking over as Carl, who had previously been played by Brian Part during seasons 2-3.
• You Look Familiar: Corrine Michaels plays Grace Edwards; she had appeared in Season 4's "My Ellen" as Mrs. Taylor.