21 Bridges is a 2019 American action-thriller film directed by Brian Kirk and written by Adam Mervis and Matthew Michael Carnahan. The film stars Chadwick Boseman as an NYPD Detective who shuts down the 21 river crossings of Manhattan to find two suspected cop killers, portrayed by Stephan James and Taylor Kitsch. Sienna Miller, Keith David and J. K. Simmons appear in supporting roles. The film was produced by brothers Joe Russo and Anthony Russo, Mike Larocca, Robert Simonds, Gigi Pritzker, Boseman and Logan Coles. It was also Boseman's final theatrical film before his death in August 2020. Boseman's last two films Da 5 Bloods and Ma Rainey's Black Bottom were released on Netflix.