| SP | Severino, L.Severino, Luis † >> | 23 | 2017 | R | 97 | 36 | 36 | 17 | 9 | 2.99 | .267 | 1.07 | 7.2 | 2.5 | 10.1 | 271.0 | 216 | 95 | 90 | 27 | 75 | 305 | 5 | 0 | 0 | 3 | 23 | 5 | 1 | 2.93 |
| SP | Carrasco, C.Carrasco, Carlos # >> | 30 | 2017 | R | 89 | 35 | 35 | 12 | 18 | 4.68 | .313 | 1.34 | 9.5 | 2.6 | 9.5 | 240.1 | 252 | 127 | 125 | 26 | 70 | 253 | 1 | 0 | 0 | 0 | 15 | 7 | 6 | 3.26 |
| SP | Hamels, C.Hamels, Cole # >> | 34 | 2017 | L | 73 | 33 | 33 | 11 | 14 | 5.74 | .325 | 1.41 | 9.0 | 3.7 | 6.4 | 191.1 | 192 | 123 | 122 | 37 | 78 | 135 | 2 | 0 | 0 | 0 | 15 | 6 | 10 | 5.42 |
| SP | Bridwell, P.Bridwell, Parker >> | 25 | 2017 | R | 68 | 31 | 31 | 10 | 7 | 5.46 | .334 | 1.48 | 10.6 | 2.7 | 7.4 | 171.1 | 202 | 108 | 104 | 34 | 51 | 141 | 1 | 0 | 0 | 1 | 9 | 5 | 8 | 4.92 |
| RP | Bradley, A.Bradley, Archie >> | 24 | 2017 | R | 72 | 76 | 0 | 5 | 8 | 4.74 | .323 | 1.36 | 9.1 | 3.2 | 9.8 | 81.2 | 82 | 44 | 43 | 6 | 29 | 88 | 0 | 2 | 3 | 0 | 0 | 6 | 0 | 3.09 |
| RP | Osuna, R.Osuna, Roberto >> | 22 | 2017 | R | 89 | 38 | 0 | 1 | 0 | 4.17 | .335 | 1.49 | 10.5 | 2.9 | 12.7 | 41.0 | 48 | 19 | 19 | 9 | 13 | 58 | 0 | 2 | 0 | 0 | 0 | 1 | 1 | 4.05 |
| RP | O'Day, D.O'Day, Darren >> | 35 | 2017 | R | 84 | 37 | 0 | 2 | 0 | 1.62 | .249 | 0.97 | 4.7 | 4.1 | 8.4 | 44.1 | 23 | 8 | 8 | 2 | 20 | 41 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3.16 |