- Billy MacLellan (1 movie)
- Billy Magnussen (3 movies)
- Billy Slaughter (1 movie)
- Birol Tarkan Yıldız (1 movie)
- Björn Gustafsson (1 movie)
- Blair Underwood (1 movie)
- Blake Baumgartner (1 movie)
- Blake Daniel (1 movie)
- Blake Kane (1 movie)
- Blake Lively (1 movie)
- Blue Chapman (1 movie)
- Blue Ivy Carter (2 movies)
- Bob Glouberman (1 movie)
- Bob Jennings (1 movie)
- Bob Odenkirk (2 movies)
- Bob Peterson (1 movie)
- Bobby Lee (2 movies)
- Bobby Moynihan (2 movies)
- Bonnie Aarons (1 movie)
- Bonnie Discepolo (2 movies)
- Bonnie Hunt (2 movies)
- Boran Anh (1 movie)
- Bowen Yang (3 movies)
- Boyd Holbrook (3 movies)
- Brad Ableson (1 movie)
- Brad Garrett (1 movie)
- Brad Pitt (1 movie)
- Bradley Cooper (2 movies)
- Bradley Grant Smith (1 movie)
- Bradley Stryker (2 movies)
- Bradley Whitford (1 movie)
- Brady Hepner (1 movie)
- Brady Noon (1 movie)
- Brady Pierce (1 movie)
- Braelyn Rankins (1 movie)
- Brahim Achabbakhe (1 movie)
- Brandon Ironside (1 movie)
- Brandon Moon (1 movie)
- Brandon Perea (2 movies)
- Brandon Siedlik (1 movie)
- Brandon Sklenar (2 movies)
- Brandon Wardell (1 movie)
- Brandy (1 movie)
- Brandy Norwood (1 movie)
- Brec Bassinger (1 movie)
- Breeda Wool (1 movie)
- Brenda Russell (1 movie)
- Brenda Song (1 movie)
- Brendan Bacon (1 movie)
- Brendan Cowell (1 movie)