| SP | Tomlin, R.Tomlin, Randy † >> | 24 | 1990 | L | 93 | 28 | 28 | 13 | 10 | 3.08 | .289 | 1.21 | 8.9 | 2.0 | 5.2 | 201.1 | 199 | 71 | 69 | 9 | 45 | 117 | 1 | 0 | 0 | 1 | 22 | 2 | 6 | 3.12 |
| SP | Boyd, O.Boyd, Oil Can # >> | 31 | 1990 | R | 85 | 27 | 27 | 12 | 10 | 4.14 | .312 | 1.35 | 9.5 | 2.7 | 4.1 | 171.2 | 180 | 82 | 79 | 11 | 52 | 77 | 0 | 0 | 0 | 0 | 14 | 2 | 5 | 3.88 |
| SP | Perez, M.Perez, Melido >> | 24 | 1990 | R | 52 | 25 | 25 | 7 | 6 | 5.48 | .356 | 1.66 | 9.5 | 5.5 | 6.8 | 134.2 | 141 | 82 | 82 | 9 | 82 | 101 | 0 | 0 | 0 | 0 | 9 | 0 | 6 | 4.20 |
| RP | Aguilera, R.Aguilera, Rick >> | 29 | 1990 | R | 78 | 63 | 0 | 3 | 1 | 4.17 | .323 | 1.43 | 9.2 | 3.7 | 6.0 | 73.1 | 75 | 36 | 34 | 1 | 30 | 49 | 0 | 3 | 5 | 0 | 0 | 0 | 6 | 3.07 |
| RP | Harris, G.Harris, Greg >> | 27 | 1990 | R | 75 | 44 | 0 | 5 | 3 | 5.33 | .390 | 1.91 | 13.3 | 4.1 | 5.2 | 50.2 | 74 | 36 | 30 | 2 | 23 | 29 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 3.74 |
| RP | Schilling, C.Schilling, Curt >> | 24 | 1990 | R | 63 | 25 | 0 | 1 | 2 | 5.00 | .308 | 1.33 | 9.0 | 3.0 | 4.3 | 27.0 | 27 | 16 | 15 | 3 | 9 | 13 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 4.48 |
| RP | Jackson, M.Jackson, Mike >> | 26 | 1990 | R | 46 | 28 | 0 | 1 | 0 | 4.31 | .333 | 1.50 | 8.1 | 5.5 | 7.5 | 31.1 | 28 | 15 | 15 | 3 | 19 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4.42 |
| CL | Hartley, M.Hartley, Mike † >> | 29 | 1990 | R | 94 | 50 | 0 | 8 | 8 | 3.20 | .319 | 1.39 | 7.3 | 5.3 | 6.5 | 64.2 | 52 | 24 | 23 | 2 | 38 | 46 | 0 | 26 | 3 | 0 | 0 | 1 | 1 | 3.80 |