| SP | Schmidt, J.Schmidt, Jason | Warriors | R | 138.0 | 37 | 37 | 17 | 10 | 3.61 | .281 | 1.14 | 7.8 | 2.5 | 9.4 | 267.0 | 232 | 111 | 107 | 33 | 73 | 278 | 8 | 0 | 0 | 1 | 25 | 8 | 9 | 3.43 |
| SP | Martinez, P.Martinez, Pedro $ | Munsters | R | 127.0 | 36 | 36 | 18 | 10 | 4.15 | .299 | 1.25 | 8.4 | 2.9 | 10.7 | 251.1 | 234 | 128 | 116 | 28 | 80 | 299 | 6 | 0 | 0 | 4 | 21 | 7 | 2 | 3.11 |
| CL | Rivera, M.Rivera, Mariano † | Bears | R | 123.0 | 78 | 0 | 2 | 4 | 2.95 | .285 | 1.16 | 7.3 | 3.2 | 10.9 | 79.1 | 64 | 26 | 26 | 6 | 28 | 96 | 0 | 40 | 4 | 0 | 0 | 3 | 3 | 2.73 |
| RP | Papelbon, J.Papelbon, Jonathan † $ | Mantis | R | 119.0 | 74 | 0 | 1 | 5 | 3.73 | .293 | 1.20 | 7.8 | 3.1 | 9.4 | 72.1 | 62 | 34 | 30 | 8 | 25 | 75 | 0 | 46 | 7 | 0 | 0 | 3 | 1 | 3.53 |
| SP | Schilling, C.Schilling, Curt # | Krocators | R | 118.0 | 37 | 37 | 16 | 15 | 3.98 | .288 | 1.15 | 8.5 | 1.8 | 9.9 | 278.0 | 263 | 128 | 123 | 34 | 56 | 307 | 11 | 0 | 0 | 1 | 19 | 19 | 6 | 3.19 |
| SP | Duchscherer, J.Duchscherer, Justin # | Weasles | R | 117.0 | 31 | 31 | 16 | 6 | 3.29 | .289 | 1.18 | 7.7 | 2.9 | 6.3 | 200.0 | 172 | 80 | 73 | 19 | 64 | 141 | 0 | 0 | 0 | 0 | 23 | 8 | 3 | 3.91 |