- 12 Strong (2018)
- 12 Trabalhos, Os (The Twelve Labours) (2006)
- 12 Wishes of Christmas (2011)
- 12 Years a Slave (2013)
- 125 rue Montmartre (1959)
- 127 Hours (2010)
- 12:01 (1993)
- 13 (2010)
- 13 Cameras (2015)
- 13 Demons (2016)
- 13 Eerie (2013)
- 13 Game Sayawng (13 Beloved) (2006)
- 13 Ghosts (1960)
- 13 Going On 30 (2004)
- 13 Hours (2010)
- 13 Hours: The Secret Soldiers of Benghazi (2016)
- 13 Minutes (2015)