- Jack Black (16 movies)
- Jack Bannon (1 movie)
- Jack Bailey (1 movie)
- Jack Antonoff (1 movie)
- Jack Angel (5 movies)
- Jack Alcock (1 movie)
- Jack Albertson (1 movie)
- Jacinto Rodriguez (1 movie)
- Jacinda Barrett (3 movies)
- Jacek Wójcicki (1 movie)
- Jacek Koman (6 movies)
- Jace Jeanes (2 movies)
- Jabari Thomas (2 movies)
- Jaason Simmons (1 movie)
- J.W. Fails (1 movie)
- J.T. O'Connor (1 movie)
- J.T. Hodges (1 movie)
- J.R. Horne (1 movie)
- J.R. Cacia (1 movie)
- J.P. Manoux (1 movie)
- J.K. Simmons (19 movies)
- J.J. Watt (1 movie)
- J.J. Perry (1 movie)
- J.J. Jones (1 movie)
- J.J. Johnson (1 movie)
- J.J. Jackson (1 movie)
- J.J. Cohen (2 movies)
- J.E. Freeman (1 movie)
- J.D. Evermore (7 movies)
- J.D. Donaruma (1 movie)
- J.D. Bergman (1 movie)
- J.C. Sealy (1 movie)
- J.C. MacKenzie (3 movies)
- J.B. Smoove (4 movies)
- J.B. McEown (1 movie)
- J. Winston Carroll (1 movie)
- J. Trevor Edmond (1 movie)
- J. T. Walsh (1 movie)
- J. Smith-Cameron (1 movie)
- J. Skylar Testa (1 movie)
- J. Paul Boehmer (1 movie)
- J. Patrick McNamara (2 movies)
- J. Oscar Simmons (1 movie)
- J. Omar Castro (1 movie)
- J. Nathan Simmons (2 movies)
- J. Michael Straczynski (1 movie)
- J. Mark Donaldson (1 movie)
- J. Larose (1 movie)
- J. J. Hardy (1 movie)
- J. J. Feild (3 movies)