| SP | Hendricks, K.Hendricks, Kyle $$ >> | 29 | 2018 | R | 72 | 33 | 33 | 8 | 16 | 5.33 | .346 | 1.55 | 10.6 | 3.4 | 8.4 | 187.1 | 221 | 119 | 111 | 25 | 70 | 175 | 1 | 0 | 0 | 1 | 0 | 6 | 0 | 4.09 |
| SP | Hamels, C.Hamels, Cole $$ >> | 36 | 2018 | L | 49 | 33 | 33 | 8 | 12 | 5.08 | .337 | 1.49 | 9.8 | 3.6 | 7.8 | 182.1 | 198 | 110 | 103 | 33 | 73 | 158 | 0 | 0 | 0 | 0 | 0 | 7 | 7 | 4.94 |
| SP | Quintana, J.Quintana, Jose $$ >> | 30 | 2018 | L | 52 | 33 | 31 | 14 | 9 | 4.40 | .330 | 1.45 | 9.1 | 4.0 | 6.9 | 176.0 | 177 | 88 | 86 | 22 | 79 | 134 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 4.52 |
| SP | Lester, J.Lester, Jon $ >> | 35 | 2018 | L | 39 | 33 | 33 | 8 | 12 | 5.31 | .342 | 1.53 | 9.9 | 3.8 | 7.5 | 173.0 | 191 | 106 | 102 | 25 | 73 | 144 | 0 | 0 | 0 | 0 | 0 | 6 | 2 | 4.58 |
| SP | Darvish, Y.Darvish, Yu $$ >> | 32 | 2018 | R | 33 | 33 | 32 | 9 | 9 | 4.89 | .342 | 1.53 | 8.6 | 5.2 | 10.4 | 160.0 | 152 | 93 | 87 | 27 | 93 | 184 | 0 | 0 | 0 | 0 | 0 | 4 | 5 | 4.71 |
| RP | Strop, P.Strop, Pedro $$ >> | 34 | 2018 | R | 76 | 114 | 0 | 7 | 4 | 4.19 | .304 | 1.29 | 8.0 | 3.6 | 7.9 | 137.1 | 122 | 71 | 64 | 18 | 55 | 121 | 0 | 1 | 7 | 0 | 0 | 3 | 3 | 4.21 |
| RP | Morrow, B.Morrow, Brandon $$ >> | 35 | 2018 | R | 47 | 110 | 0 | 6 | 4 | 4.53 | .333 | 1.45 | 9.3 | 3.8 | 10.9 | 131.0 | 135 | 70 | 66 | 18 | 55 | 158 | 0 | 4 | 9 | 0 | 0 | 6 | 7 | 3.77 |
| RP | Edwards, C.Edwards, Carl $$ >> | 27 | 2018 | R | 77 | 105 | 0 | 9 | 9 | 4.06 | .327 | 1.40 | 6.9 | 5.7 | 10.8 | 133.0 | 102 | 67 | 60 | 10 | 84 | 159 | 0 | 7 | 6 | 0 | 0 | 8 | 8 | 3.66 |
| RP | Wilson, J.Wilson, Justin $$ >> | 31 | 2018 | L | 46 | 87 | 0 | 5 | 4 | 4.02 | .314 | 1.35 | 6.7 | 5.5 | 9.8 | 96.1 | 71 | 44 | 43 | 12 | 59 | 105 | 0 | 7 | 7 | 0 | 0 | 2 | 6 | 4.34 |
| RP | Cishek, S.Cishek, Steven # $$ >> | 33 | 2018 | R | 86 | 66 | 0 | 4 | 5 | 4.95 | .328 | 1.43 | 8.9 | 4.0 | 9.9 | 76.1 | 75 | 45 | 42 | 9 | 34 | 84 | 0 | 6 | 1 | 0 | 0 | 3 | 3 | 3.79 |