| SP | Perez, O.Perez, Odalis >> | 27 | 2004 | L | 82 | 33 | 33 | 9 | 9 | 4.04 | .310 | 1.33 | 9.6 | 2.4 | 5.9 | 211.2 | 226 | 99 | 95 | 34 | 56 | 139 | 0 | 0 | 0 | 0 | 20 | 3 | 4 | 4.62 |
| SP | Arroyo, B.Arroyo, Bronson † # >> | 27 | 2004 | R | 72 | 32 | 32 | 15 | 7 | 3.05 | .268 | 1.08 | 7.1 | 2.7 | 6.9 | 203.1 | 160 | 71 | 69 | 15 | 60 | 155 | 2 | 0 | 0 | 2 | 17 | 3 | 5 | 3.36 |
| SP | Eaton, A.Eaton, Adam # >> | 27 | 2004 | R | 49 | 32 | 32 | 11 | 13 | 4.92 | .320 | 1.38 | 9.1 | 3.3 | 5.7 | 194.0 | 196 | 110 | 106 | 35 | 72 | 122 | 1 | 0 | 0 | 1 | 16 | 6 | 4 | 5.29 |
| CL | Gagne, E.Gagne, Eric † >> | 28 | 2004 | R | 94 | 76 | 0 | 7 | 10 | 3.38 | .290 | 1.19 | 8.0 | 2.7 | 9.9 | 80.0 | 71 | 37 | 30 | 12 | 24 | 88 | 0 | 38 | 7 | 0 | 0 | 3 | 1 | 3.76 |
| RP | Dotel, O.Dotel, Octavio >> | 31 | 2004 | R | 70 | 87 | 0 | 6 | 4 | 2.67 | .262 | 1.04 | 6.3 | 3.0 | 11.1 | 104.1 | 73 | 37 | 31 | 12 | 35 | 128 | 0 | 4 | 3 | 0 | 0 | 3 | 2 | 3.13 |
| RP | Carrara, G.Carrara, Giovanni >> | 36 | 2004 | R | 53 | 50 | 0 | 3 | 3 | 3.46 | .287 | 1.17 | 5.5 | 5.2 | 6.0 | 54.2 | 33 | 22 | 21 | 6 | 31 | 36 | 0 | 1 | 0 | 0 | 0 | 2 | 3 | 4.94 |
| RP | Cordero, F.Cordero, Francisco # >> | 29 | 2004 | R | 50 | 42 | 0 | 1 | 3 | 5.31 | .346 | 1.56 | 9.0 | 5.1 | 10.8 | 39.0 | 39 | 26 | 23 | 6 | 22 | 47 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.36 |