| SP | Perez, O.Perez, Oliver >> | 23 | 2004 | L | 96 | 7 | 7 | 2 | 5 | 4.35 | .311 | 1.31 | 9.0 | 2.9 | 8.1 | 41.1 | 41 | 20 | 20 | 4 | 13 | 37 | 0 | 0 | 0 | 0 | 3 | 2 | 0 | 3.56 |
| SP | Mussina, M.Mussina, Mike >> | 36 | 2004 | R | 42 | 6 | 6 | 2 | 3 | 4.15 | .324 | 1.41 | 10.8 | 1.8 | 4.8 | 39.0 | 47 | 22 | 18 | 3 | 8 | 21 | 0 | 0 | 0 | 0 | 3 | 1 | 1 | 3.62 |
| SP | Thomson, J.Thomson, John # >> | 31 | 2004 | R | 41 | 6 | 6 | 1 | 2 | 6.42 | .313 | 1.34 | 10.4 | 1.9 | 8.5 | 33.2 | 38 | 26 | 24 | 6 | 7 | 31 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 4.21 |
| RP | Calero, K.Calero, Kiko >> | 29 | 2004 | R | 100 | 18 | 0 | 3 | 1 | 3.51 | .267 | 1.09 | 7.6 | 2.5 | 8.3 | 25.2 | 21 | 10 | 10 | 2 | 7 | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.04 |
| RP | Madson, R.Madson, Ryan >> | 24 | 2004 | R | 70 | 17 | 0 | 2 | 1 | 2.86 | .267 | 1.09 | 6.5 | 3.3 | 7.0 | 22.0 | 16 | 8 | 7 | 5 | 8 | 17 | 0 | 2 | 2 | 0 | 0 | 0 | 1 | 5.50 |
| RP | Romero, J.Romero, J.C. >> | 28 | 2004 | L | 50 | 10 | 0 | 0 | 0 | 7.45 | .341 | 1.55 | 8.0 | 7.0 | 6.0 | 9.2 | 8 | 8 | 8 | 1 | 7 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 5.44 |
| SP | Kennedy, J.Kennedy, Joe >> | 25 | 2004 | L | 29 | 3 | 0 | 0 | 0 | 7.71 | .417 | 2.14 | 15.8 | 6.8 | 0.0 | 4.2 | 7 | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.50 |