Warner Bros has bought a pitch that will be developed to re-team The Proposal star Sandra Bullock and director Anne Fletcher. The script will be written by Pamela Falk and Michael Ellis. The studio recently signed Bullock to team with Robert Downey Jr. in the Alfonso Cuaron-directed film GravityRobin Williams is in discussions to play the title role of a talking tiger in the Broadway transplant of Rajiv Joseph’s play Bengal Tiger At The Baghdad Zoo.