Bishop Moore's family - he is survived by his father and two sisters - declined to be interviewed.
Bishop Moore admits to becoming somewhat more "radical" during his tenure.
"Everyone wants to see the tower finished," Bishop Moore said.
This year's gathering is dedicated to children, a cause in which Bishop Moore has been deeply involved.
Bishop Moore cast one of 18 votes against the proposal.
However, he is expected to have a lower profile on public issues than the outspoken Bishop Moore.
Bishop Moore was widely known for his liberal activism.
He also got involved in the controversy over Bishop Moore's bisexuality.
Bishop Moore said that he intended to recommend the film to his parishioners.
Bishop Moore, however, said that it was "morally wrong" to be against equal rights for all citizens.