Eastwood will work from a script by Todd Komarnicki, based on the book "Highest Duty: My Search for What Really Matters," by Sullenberger and Jeffrey Zaslow.
The film will recount how Sullenberger, a former Air Force fighter pilot, successfully set
The Sullenberger movie will be Eastwood's second drama in a row based on a person hailed as a contemporary American hero, after "American Sniper" told the story of the late Navy SEAL Chris Kyle.
Released in December, "Sniper" was a huge commercial success, grossing $543 million at the worldwide box office. Domestically, it became the highest-grossing film released in 2014.