Bonanza Bonanza Bonanza is an NBC television western series that ran from 1959 to 1973. Lasting 14 seasons and 431 episodes, "Bonanza" is NBC's longest-running western, and ranks overall as the second-longest-running western series on U.S. network television (behind CBS's "Gunsmoke"), and within the top 10 longest-running, live-action American series. The show continues to air in syndication. The show is set in the 1860s and it centers on the wealthy Cartwright family that live in the vicinity of Virginia City, Nevada, bordering Lake Tahoe. The series initially starred Lorne Greene, Pernell Roberts, Dan Blocker, and Michael Landon and later featured (at
Sergeant Preston of the Yukon (TV series) DVD in Region 1. In May 2016, the series resurfaced on U.S. TV, airing weekday mornings on the action/adventure/western oriented GRIT classic TV/movie network. The series currently airs on Family Entertainment TV (FETV) and is available on both Dish & DirecTV. The guest stars on "Sergeant Preston" included: Sergeant Preston of the Yukon (TV series) Sergeant Preston of the Yukon is an American drama adventure television series, broadcast between 1955 and 1958. It was based on the radio drama "Challenge of the Yukon." Richard Simmons starred as Sgt. Preston, and was supported by his dog Yukon King and horse Rex,