And this obvious question must be answered; what happened to all the other caretakers that had to have worked in between and before Jack and Grady? Why are they (along with Grady) not in the photo?
" ... you are the caretaker. You have always been the caretaker, I should know, sir. I've always been here.”
Who and where are they and why didn’t they try to kill their families? Have they been “reincarnated” also?