| SP | Martinez, P.Martinez, Pedro >> | 33 | 2004 | R | 92 | 27 | 27 | 7 | 9 | 3.65 | .304 | 1.26 | 8.6 | 2.8 | 8.8 | 170.0 | 163 | 81 | 69 | 18 | 52 | 167 | 0 | 0 | 0 | 0 | 15 | 8 | 2 | 3.47 |
| SP | Pavano, C.Pavano, Carl >> | 28 | 2004 | R | 77 | 25 | 25 | 10 | 8 | 4.84 | .341 | 1.49 | 10.7 | 2.7 | 5.8 | 156.1 | 186 | 94 | 84 | 20 | 47 | 101 | 3 | 0 | 0 | 1 | 13 | 10 | 2 | 4.47 |
| SP | Glavine, T.Glavine, Tom >> | 38 | 2004 | L | 54 | 27 | 27 | 10 | 10 | 5.31 | .339 | 1.49 | 9.9 | 3.6 | 5.9 | 156.0 | 171 | 99 | 92 | 24 | 62 | 102 | 0 | 0 | 0 | 0 | 12 | 7 | 0 | 5.02 |
| SP | Bonderman, J.Bonderman, Jeremy >> | 22 | 2004 | R | 70 | 26 | 26 | 5 | 4 | 5.02 | .353 | 1.63 | 9.8 | 4.9 | 7.7 | 122.0 | 133 | 72 | 68 | 16 | 66 | 105 | 0 | 0 | 0 | 0 | 4 | 1 | 6 | 4.63 |
| RP | Rodriguez, F.Rodriguez, Francisco † >> | 22 | 2004 | R | 95 | 86 | 0 | 10 | 3 | 3.58 | .287 | 1.19 | 7.3 | 3.5 | 10.6 | 125.2 | 101 | 55 | 50 | 16 | 49 | 147 | 0 | 6 | 3 | 0 | 0 | 2 | 10 | 3.54 |
| RP | Shouse, B.Shouse, Brian >> | 36 | 2004 | L | 64 | 77 | 0 | 6 | 7 | 4.21 | .320 | 1.37 | 8.8 | 3.5 | 7.3 | 94.0 | 92 | 50 | 44 | 15 | 37 | 76 | 0 | 9 | 2 | 0 | 0 | 4 | 0 | 4.77 |
| RP | Dotel, O.Dotel, Octavio >> | 31 | 2004 | R | 76 | 61 | 0 | 7 | 3 | 3.52 | .332 | 1.47 | 9.0 | 4.3 | 9.4 | 71.2 | 71 | 33 | 28 | 8 | 34 | 74 | 0 | 3 | 3 | 0 | 0 | 2 | 2 | 3.90 |
| SP | Acevedo, J.Acevedo, Jose >> | 27 | 2004 | R | 4 | 26 | 25 | 2 | 10 | 6.75 | .389 | 1.88 | 12.6 | 4.4 | 7.0 | 102.2 | 143 | 96 | 77 | 27 | 50 | 79 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 6.45 |