| SP | McWilliams, L.McWilliams, Larry | 29 | Braves | L | 175.0 | 41 | 41 | 24 | 12 | 3.14 | .281 | 1.16 | 7.7 | 2.7 | 5.4 | 295.2 | 253 | 117 | 103 | 14 | 89 | 177 | 4 | 0 | 0 | 1 | 28 | 5 | 7 | 3.37 |
| SP | Heathcock, J.Heathcock, Jeff | 24 | Astros | R | 158.0 | 45 | 45 | 20 | 9 | 2.63 | .265 | 1.07 | 7.6 | 2.0 | 4.4 | 253.2 | 214 | 82 | 74 | 15 | 57 | 124 | 0 | 0 | 0 | 0 | 19 | 3 | 0 | 3.50 |
| SP | Carlton, S.Carlton, Steve | 39 | Phillies | L | 150.0 | 40 | 40 | 22 | 11 | 3.87 | .312 | 1.36 | 9.2 | 3.0 | 6.8 | 290.2 | 297 | 138 | 125 | 15 | 98 | 218 | 8 | 0 | 0 | 0 | 26 | 1 | 19 | 3.19 |
| SP | Gullickson, B.Gullickson, Bill | 24 | Expos | R | 143.0 | 41 | 41 | 20 | 11 | 3.66 | .308 | 1.34 | 9.2 | 2.9 | 5.1 | 293.0 | 299 | 128 | 119 | 11 | 93 | 165 | 7 | 0 | 0 | 2 | 25 | 0 | 5 | 3.31 |
| SP | Dotson, R.Dotson, Richard | 24 | White Sox | R | 142.0 | 42 | 42 | 24 | 10 | 4.17 | .322 | 1.41 | 8.3 | 4.4 | 4.1 | 289.0 | 266 | 139 | 134 | 24 | 142 | 133 | 3 | 0 | 0 | 2 | 22 | 3 | 3 | 4.66 |
| SP | Hammaker, A.Hammaker, Atlee | 25 | Giants | L | 135.0 | 41 | 41 | 20 | 14 | 3.68 | .308 | 1.33 | 9.8 | 2.2 | 5.7 | 288.2 | 313 | 127 | 118 | 27 | 70 | 181 | 6 | 0 | 0 | 0 | 26 | 2 | 8 | 3.71 |