. . . . "First Doctor" . "Doctor" . . . "1st" . "The Doctor" . . "previous" . . . . "original incarnation" . "previous incarnation" . "title role" . . "incarnation" . . . . "they perceive to be the Doctor" . "The First Doctor" . "1st Doctor" . . . "the Doctor" . "grumpy one" . . "first" . . "William Hartnell" . . . "incarnation of the Time Lord" . "first incarnation of the Doctor" . . "First Doctor (William Hartnell)" . . "Librarian" . . "elderly man" . . . . "First" . "First Doctor" . . . . . "his previous incarnation" . . . . "originated the role" . . "contemporary television incarnation" . . . . "Doctor Who" . . . "Doctor 1" . "first incarnation" . "Doctor's" . "''Doctor Who''" . . .