Detective Mac Taylor:  He was the killer 's ticket off the island . Uniformed security escort , no questions asked . Then when he was n't needed any longer , Charles was the next victim .
Dr. Sid Hammerback: The killer followed through on his threat . " _ Two _ more will die " .
Detective Mac Taylor: No , I do n't think so , Sid . Charles and Georgia surprised him . That means they were unexpected casualties of the original plan .