- Jack Gwillim (2 movies)
- Jack Gwaltney (2 movies)
- Jack Gore (1 movie)
- Jack Gordon (1 movie)
- Jack Gilpin (1 movie)
- Jack Gargan (1 movie)
- Jack Fulton (2 movies)
- Jack Foley (1 movie)
- Jack Finsterer (1 movie)
- Jack Falahee (1 movie)
- Jack Erdie (1 movie)
- Jack Davenport (5 movies)
- Jack Cutmore-Scott (1 movie)
- Jack Crocicchia (1 movie)
- Jack Conley (6 movies)
- Jack Coleman (1 movie)
- Jack Christie (1 movie)
- Jack Chissick (1 movie)
- Jack Cheatham (1 movie)
- Jack Charles (1 movie)
- Jack Campbell (1 movie)
- Jack Bright (1 movie)
- Jack Brash (1 movie)
- Jack Blessing (1 movie)
- 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)