Bonanza song, the Livingston-Evans lyrics were revised by Lorne Greene with a more familial emphasis, "on this land we put our brand, Cartwright is the name, fortune smiled the day we filed the Ponderosa claim" ("Bonanza", Bear Family Box set, Disc #2). In 1968, a slightly revamped horn and percussion-heavy arrangement of the original score introduced the series- which was used until 1970. A new theme song, called "The Big Bonanza" was written in 1970 by episode scorer David Rose, and was used from 1970–1972. Action-shot pictorials of the cast replaced the galloping trio. Finally, a faster rendition of the original
Barry Coe the writers often ventured into private detective work. Despite some memorable episodes, "Follow the Sun" was cancelled after twenty-nine segments. After "Follow the Sun" folded, Coe appeared in a support role in Fox's "The 300 Spartans" (1962) then guest starred in 1962 on the first episode of the fourth season of NBC's Western series "Bonanza". He portrayed ranch hand Clay Stafford, who reveals himself to be the "fifth" Cartwright, a half brother to Little Joe (Michael Landon) via their mother Marie. Although stepfather Ben Cartwright (Lorne Greene) and Joe take Clay at his word, the other Cartwright brothers, Hoss (Dan