| SP | Burnett, A.Burnett, A.J. >> | 27 | 2004 | R | 93 | 7 | 7 | 3 | 1 | 2.91 | .284 | 1.19 | 7.4 | 3.3 | 5.7 | 46.1 | 38 | 16 | 15 | 0 | 17 | 29 | 1 | 0 | 0 | 0 | 5 | 0 | 3 | 2.85 |
| SP | Pavano, C.Pavano, Carl # >> | 28 | 2004 | R | 77 | 7 | 7 | 2 | 3 | 5.36 | .328 | 1.41 | 9.9 | 2.9 | 5.9 | 40.1 | 44 | 24 | 24 | 6 | 13 | 26 | 1 | 0 | 0 | 0 | 3 | 2 | 0 | 4.78 |
| SP | Maddux, G.Maddux, Greg >> | 38 | 2004 | R | 71 | 6 | 6 | 2 | 2 | 4.85 | .331 | 1.45 | 10.6 | 2.8 | 7.1 | 29.2 | 34 | 16 | 16 | 4 | 9 | 23 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 4.24 |
| SP | Williams, J.Williams, Jerome >> | 23 | 2004 | R | 58 | 6 | 6 | 1 | 3 | 7.09 | .403 | 2.03 | 14.5 | 4.2 | 5.2 | 26.2 | 42 | 21 | 21 | 6 | 12 | 15 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 6.23 |
| SU | Mota, G.Mota, Guillermo >> | 31 | 2004 | R | 78 | 12 | 0 | 0 | 2 | 9.90 | .492 | 2.80 | 16.2 | 9.0 | 6.3 | 10.0 | 18 | 13 | 11 | 3 | 10 | 7 | 0 | 0 | 2 | 0 | 0 | 1 | 2 | 8.80 |
| RP | Aquino, G.Aquino, Greg >> | 26 | 2004 | R | 80 | 13 | 0 | 0 | 0 | 4.40 | .386 | 1.74 | 9.0 | 7.1 | 7.1 | 14.1 | 14 | 7 | 7 | 1 | 11 | 11 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 5.14 |
| RP | Hawkins, L.Hawkins, LaTroy >> | 32 | 2004 | R | 78 | 11 | 0 | 1 | 0 | 2.61 | .244 | 0.97 | 7.2 | 1.8 | 5.4 | 10.1 | 8 | 3 | 3 | 0 | 2 | 6 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.40 |
| RP | Moreno, O.Moreno, Orber >> | 27 | 2004 | R | 73 | 11 | 0 | 0 | 0 | 3.75 | .294 | 1.25 | 6.8 | 4.5 | 6.0 | 12.0 | 9 | 7 | 5 | 1 | 6 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.25 |
| RP | Vizcaino, L.Vizcaino, Luis >> | 30 | 2004 | R | 72 | 11 | 0 | 0 | 1 | 3.46 | .304 | 1.31 | 4.8 | 6.9 | 6.9 | 13.0 | 7 | 8 | 5 | 3 | 10 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 6.77 |
| SP | Morris, M.Morris, Matt >> | 30 | 2004 | R | 48 | 9 | 0 | 3 | 0 | 3.96 | .292 | 1.24 | 8.5 | 2.8 | 6.5 | 36.1 | 34 | 19 | 16 | 2 | 11 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.19 |