| SP | Johnson, W.Johnson, Walter | 23 | SwiNGs 1978WAR | R | 84.0 | 12 | 12 | 9 | 1 | 2.52 | .259 | 1.04 | 6.5 | 2.9 | 6.2 | 100.0 | 72 | 31 | 28 | 3 | 32 | 69 | 7 | 0 | 0 | 2 | 8 | 1 | 6 | 3.00 |
| SP | Pfiester, J.Pfiester, Jack | 28 | Cubs | L | 69.0 | 12 | 12 | 8 | 2 | 3.14 | .255 | 1.02 | 7.1 | 2.0 | 6.2 | 97.1 | 77 | 34 | 34 | 8 | 22 | 67 | 8 | 0 | 0 | 1 | 9 | 1 | 0 | 3.40 |
| SP | Javier, C.Javier, Cristian | 25 | Dodgers | R | 53.0 | 12 | 12 | 7 | 2 | 2.69 | .277 | 1.13 | 7.3 | 3.0 | 10.4 | 63.2 | 51 | 20 | 19 | 1 | 21 | 73 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 1.94 |
| SP | McNally, D.McNally, Dave # | 26 | Browns | L | 50.0 | 12 | 12 | 7 | 3 | 3.87 | .278 | 1.15 | 8.0 | 2.5 | 5.1 | 95.1 | 84 | 42 | 41 | 8 | 26 | 54 | 5 | 0 | 0 | 1 | 5 | 0 | 2 | 3.78 |
| SP | Jimenez, U.Jimenez, Ubaldo | 26 | Rockies | R | 50.0 | 12 | 12 | 7 | 2 | 3.66 | .332 | 1.46 | 7.9 | 5.3 | 5.9 | 83.2 | 73 | 35 | 34 | 4 | 49 | 54 | 2 | 0 | 0 | 1 | 6 | 3 | 3 | 4.20 |
| SP | Marquez, G.Marquez, German # | 23 | Rockies | R | 42.0 | 11 | 11 | 6 | 3 | 3.36 | .297 | 1.21 | 8.3 | 2.6 | 9.0 | 67.0 | 62 | 27 | 25 | 5 | 19 | 67 | 1 | 0 | 0 | 0 | 7 | 4 | 1 | 3.00 |