Because there wasn't one. The premise was Adam went to Australia and the writers left to storyline open in case actor Pernell Roberts wanted to come back to the role of Adam.
No, Parnell Roberts played Adam Cartwright.
The late (May 18, 1928 - January 24, 2010) Pernell Roberts played in the role of Adam Cartwright .
Actor Pernell Roberts left after the end of the sixth season, episode #202, Patchwork Man, original air date, May 23, 1965.
Joe, Eric, Adam
Because there wasn't one. The premise was Adam went to Australia and the writers left to storyline open in case actor Pernell Roberts wanted to come back to the role of Adam.
No, Parnell Roberts played Adam Cartwright.
Adam.
The late (May 18, 1928 - January 24, 2010) Pernell Roberts played in the role of Adam Cartwright .
Actor Pernell Roberts left after the end of the sixth season, episode #202, Patchwork Man, original air date, May 23, 1965.
Joe, Eric, Adam
Adam Cartwright and Little Joe Cartwright
Adam was the only Cartwright with a fancy east coast education but when on the Ponderosa he was a rancher like Pa, Hoss and Little Joe.
Three brothers, Adam, Hoss and Little Joe.
Adam left because he hurt his neck and wanted to go back home. Hope this helps.
Pernell Roberts (Adam) rode Beauty but Beauty was no cooperating so they picked another horse for him.
Pernell Roberts died on January 24, 2010