When Bonanza first galloped onto television screens in 1959, it became an instant hit. Viewers were drawn to the Cartwright family and their adventures on the Ponderosa, and Pernell Roberts, who ...

Few Western television shows had the lasting power as NBC's Bonanza. An impressive series about a rancher and his three sons, the horse opera was a breath of fresh air for many who were used to ...

NBC’s hit Western series, Bonanza, ran from 1959 to 1973 — but not everyone from the main cast stayed with the show the entire time. Pernell Roberts played Adam Cartwright, and he infamously didn’t ...