TV Landon Weekend

A 72-hour tribute to Michael Landon (1936-91) includes installments from “Bonanza” (1959-73), “Little House on the Prairie” (1974-82) and “Highway to Heaven” (1984-89). The marathon begins with Landon as Little Joe on an episode of “Bonanza” from Oct. 17, 1959, titled “The Julia Bulette Story,” in which Joe falls into the hands of a gold digger played by Jane Greer.