 <translate> To answer this question, we should know that: Pernell Roberts portrayed the title character, a lovable surgeon who became a mentor and father figure in San Francisco, California.
Therefore, the answer is Pernell Roberts. <yor> Ká tó lè dáhùn ìbéèrè yìí, ó yẹ ká mọ̀ pé: Pernell Roberts ló ṣe àwòkẹ́kọ̀ọ́ náà, oníṣègùn oníṣẹ́ abẹ kan tó fani mọ́ra tó wá di agbaninímọ̀ràn àti bàbá ní San Francisco, California. Nítorí náà, ìdáhùn náà ni Pernell Roberts. 