- Butterfly Effect 2, The (2006)
- Butterfly Effect, The (2004)
- Butterfly Effect: Revelation (2009)
- Butterfly Kisses (2018)
- Butterfly Man (2002)
- Butterfly on a Wheel (2007)
- BuyBust (2018)
- Buzz (2019)
- Buzz Lightyear of Star Command: The Adventure Begins (2000)
- Buzzard (2014)
- By Any Means (2017)
- By Chance (2018)
- By Dawn (2019)
- By Sidney Lumet (2015)
- By the Gun (2014)
- By the Light of the Silvery Moon (1953)
- By the Sea (2015)