Mrs. Doubtfire
In 2001, Bonnie Hunt began development on Mrs. Doubtfire 2, but Williams disapproved and claimed that the script was scrapped multiple times. On April 17, 2014, production on Mrs. Doubtfire 2 began. Williams' death in 2014, production on the sequel was cancelled. However, it is possible that Williams could have filmed scenes for the sequel when he was alive.