The Hollywood Reporter said the filmmakers met with Bullock in March, but a deal wasn't made and the Oscar-winning actress ultimately passed on the project.
The two sides recently returned to the negotiating table, however, the entertainment industry trade newspaper said.
Carol Burnett played Miss Hannigan in a 1982 movie musical, while Jane Lynch is playing the role in a revival of the stage show on "Broadway."
DISCUSS AND COMMENT ON THIS STORY Reality TV World now offers Facebook Comments on our stories. To post a comment, log into Facebook and then 'Add' your comment. To report spam or abuse, click the 'X' in the upper right corner of the comment box.