| RP | Hutchison, D.Hutchison, Drew >> | 27 | 2018 | R | 12 | 1 | 0 | 0 | 0 | 0.00 | .000 | 0.00 | - | - | - | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Colon, B.Colon, Bartolo >> | 45 | 2018 | R | 58 | 15 | 0 | 4 | 1 | 2.84 | .270 | 1.03 | 7.4 | 1.8 | 4.6 | 73.0 | 60 | 24 | 23 | 5 | 15 | 37 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 3.74 |
| SP | Cook, G.Cook, Glen >> | 26 | 1985 | R | 5 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Russell, J.Russell, Jeff >> | 24 | 1985 | R | 7 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Butler, E.Butler, Eddie >> | 27 | 2018 | R | 19 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Moore, M.Moore, Matt >> | 29 | 2018 | L | 17 | 1 | 0 | 0 | 0 | 6.75 | .429 | 2.25 | 27.0 | 0.0 | 18.0 | 1.1 | 3 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | -1.00 |
| SP | Noles, D.Noles, Dickie >> | 29 | 1985 | R | 43 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Perez, M.Perez, Martin >> | 27 | 2018 | L | 7 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Mason, M.Mason, Mike >> | 27 | 1985 | L | 24 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Hooton, B.Hooton, Burt >> | 35 | 1985 | R | 32 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Jurado, A.Jurado, Ariel >> | 22 | 2018 | R | 24 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Bibens-Dirkx, A.Bibens-Dirkx, Austin >> | 33 | 2018 | R | 30 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| RP | Welsh, C.Welsh, Chris >> | 30 | 1985 | L | 9 | 11 | 0 | 0 | 0 | 4.15 | .358 | 1.67 | 11.1 | 4.2 | 3.7 | 17.1 | 21 | 8 | 8 | 0 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3.59 |
| RP | Claudio, A.Claudio, Alex >> | 26 | 2018 | L | 23 | 25 | 0 | 0 | 0 | 3.68 | .318 | 1.40 | 10.6 | 2.2 | 5.6 | 29.1 | 34 | 13 | 12 | 1 | 7 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.93 |
| RP | Stewart, D.Stewart, Dave >> | 28 | 1985 | R | 39 | 2 | 0 | 0 | 1 | 9.00 | .455 | 2.50 | 13.5 | 9.0 | 4.5 | 2.0 | 3 | 2 | 2 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.00 |
| RP | Rozema, D.Rozema, Dave >> | 29 | 1985 | R | 46 | 7 | 0 | 2 | 1 | 3.75 | .308 | 1.33 | 9.0 | 3.0 | 4.5 | 12.0 | 12 | 5 | 5 | 1 | 4 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.08 |
| RP | Diekman, J.Diekman, Jake >> | 31 | 2018 | L | 57 | 16 | 0 | 2 | 1 | 0.56 | .238 | 0.94 | 4.5 | 3.9 | 10.1 | 16.0 | 8 | 1 | 1 | 0 | 7 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2.06 |
| RP | Martin, C.Martin, Chris >> | 32 | 2018 | R | 70 | 38 | 0 | 2 | 3 | 2.65 | .300 | 1.26 | 9.7 | 1.7 | 6.6 | 37.1 | 40 | 16 | 11 | 1 | 7 | 27 | 0 | 2 | 1 | 0 | 0 | 1 | 1 | 2.54 |
| RP | Schmidt, D.Schmidt, Dave # >> | 28 | 1985 | R | 76 | 68 | 0 | 5 | 3 | 4.76 | .333 | 1.46 | 10.4 | 2.8 | 4.9 | 79.1 | 91 | 42 | 42 | 11 | 25 | 43 | 0 | 5 | 2 | 0 | 0 | 3 | 1 | 4.78 |
| RP | Gearrin, C.Gearrin, Cory >> | 32 | 2018 | R | 86 | 80 | 0 | 5 | 2 | 2.15 | .294 | 1.22 | 7.5 | 3.6 | 7.5 | 100.2 | 83 | 28 | 24 | 6 | 40 | 83 | 0 | 3 | 2 | 0 | 0 | 3 | 2 | 3.41 |
| RP | Chavez, J.Chavez, Jesse >> | 35 | 2018 | R | 95 | 82 | 0 | 11 | 2 | 3.04 | .270 | 1.10 | 8.2 | 1.7 | 7.6 | 139.0 | 126 | 48 | 47 | 13 | 27 | 117 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 3.14 |
| CL | Kela, K.Kela, Keone >> | 25 | 2018 | R | 100 | 57 | 0 | 4 | 8 | 3.98 | .296 | 1.25 | 7.4 | 3.8 | 10.5 | 61.0 | 50 | 27 | 27 | 2 | 26 | 71 | 0 | 27 | 6 | 0 | 0 | 1 | 2 | 2.43 |
| SP | Gallardo, Y.Gallardo, Yovani >> | 32 | 2018 | R | 45 | 32 | 32 | 2 | 12 | 5.22 | .328 | 1.46 | 9.5 | 3.6 | 6.3 | 131.0 | 139 | 81 | 76 | 21 | 52 | 92 | 0 | 0 | 0 | 0 | 2 | 1 | 4 | 4.89 |
| SP | Tanana, F.Tanana, Frank >> | 32 | 1985 | L | 84 | 32 | 32 | 11 | 12 | 4.25 | .314 | 1.36 | 9.4 | 2.9 | 5.2 | 222.1 | 231 | 111 | 105 | 24 | 72 | 128 | 3 | 0 | 0 | 1 | 17 | 2 | 6 | 4.25 |
| SP | Fister, D.Fister, Doug # >> | 34 | 2018 | R | 59 | 32 | 32 | 8 | 15 | 6.01 | .368 | 1.74 | 12.1 | 3.6 | 6.0 | 173.2 | 233 | 121 | 116 | 21 | 70 | 115 | 0 | 0 | 0 | 0 | 13 | 1 | 1 | 4.48 |
| SP | Hamels, C.Hamels, Cole >> | 35 | 2018 | L | 93 | 33 | 33 | 7 | 17 | 5.39 | .354 | 1.64 | 11.1 | 3.7 | 6.1 | 193.2 | 237 | 124 | 116 | 20 | 80 | 130 | 0 | 0 | 0 | 0 | 12 | 2 | 7 | 4.27 |
| SP | Minor, M.Minor, Mike >> | 30 | 2018 | L | 100 | 33 | 33 | 12 | 9 | 3.88 | .300 | 1.27 | 9.1 | 2.4 | 5.3 | 206.1 | 208 | 93 | 89 | 19 | 54 | 121 | 0 | 0 | 0 | 0 | 17 | 3 | 3 | 3.85 |