Two points: First, "PIN #‘s is redundent (that’s “Personal Identification Number”), as well as not possesive (lose the apostrophe). Second, no one played Doctor Who; that’s the title of the show; the lead character is “The Doctor” (played by William Hartnell, Patrick Troughton, John Pertwee, Tom Baker, Peter Davison, Colin Baker [no relation to Tom], Sylvester McCoy, Paul McGann, Christopher Eccelston, David Tennant [Davison’s son-in-law], Matt Smith, John Hurt, and Peter Capaldi).
Two points: First, "PIN #‘s is redundent (that’s “Personal Identification Number”), as well as not possesive (lose the apostrophe). Second, no one played Doctor Who; that’s the title of the show; the lead character is “The Doctor” (played by William Hartnell, Patrick Troughton, John Pertwee, Tom Baker, Peter Davison, Colin Baker [no relation to Tom], Sylvester McCoy, Paul McGann, Christopher Eccelston, David Tennant [Davison’s son-in-law], Matt Smith, John Hurt, and Peter Capaldi).