"""Bonanza"" actor's name whose first four letters spell the planet where author Anne McCaffrey's ""dragonriders"" dwell" crossword clue

Let me guess, you have been playing a crossword game and got stuck on the clue """Bonanza"" actor's name whose first four letters spell the planet where author Anne McCaffrey's ""dragonriders"" dwell". Well, you have come to the right place to find the answer to this clue.

P E R N E L L R O B E R T S