- John Breen (1 movie)
- John Brodsky (1 movie)
- John Brotherton (2 movies)
- John Byers (1 movie)
- John C. Klein (1 movie)
- John C. McGinley (4 movies)
- John C. Reilly (15 movies)
- John Cairney (1 movie)
- John Callander (1 movie)
- John Callen (2 movies)
- John Candy (1 movie)
- John Canoe (1 movie)
- John Cariani (1 movie)
- John Carradine (1 movie)
- John Carroll Lynch (9 movies)
- John Carter (2 movies)
- John Carvalho (1 movie)
- John Casino (1 movie)
- John Cassini (1 movie)
- John Cazale (2 movies)
- John Ceallach (1 movie)
- John Cena (1 movie)
- John Cenatiempo (3 movies)
- John Chancer (1 movie)
- John Chapman (1 movie)
- John Charles (1 movie)
- John Cho (11 movies)
- John Cleese (11 movies)
- John Corbett (3 movies)
- John Cothran (1 movie)
- John Cross (1 movie)
- John Cullum (1 movie)
- John Cumming (1 movie)
- John Cusack (11 movies)
- John Cygan (6 movies)
- John D. King (1 movie)
- John D'Alonzo (1 movie)
- John D'Leo (4 movies)
- John David Carson (1 movie)
- John de Lancie (2 movies)
- John DeBlasio (1 movie)
- John Deifer (1 movie)
- John Demita (1 movie)
- John Dennis (1 movie)
- John Derek (1 movie)
- John Detoro (1 movie)
- John Dexter (1 movie)
- John Di Benedetto (1 movie)
- John Di Domenico (1 movie)
- John Di Maggio (8 movies)