| SP | Halicki, E.Halicki, Ed >> | 28 | 1978 | R | 98 | 15 | 15 | 6 | 6 | 4.55 | .331 | 1.47 | 10.3 | 2.9 | 4.4 | 95.0 | 109 | 53 | 48 | 7 | 31 | 46 | 1 | 0 | 0 | 1 | 8 | 1 | 3 | 4.00 |
| SP | Blyleven, B.Blyleven, Bert >> | 27 | 1978 | R | 87 | 14 | 14 | 5 | 4 | 4.76 | .325 | 1.45 | 9.4 | 3.6 | 5.8 | 85.0 | 89 | 46 | 45 | 8 | 34 | 55 | 1 | 0 | 0 | 1 | 7 | 0 | 3 | 4.13 |
| SP | Robinson, D.Robinson, Don # >> | 21 | 1978 | R | 88 | 14 | 14 | 6 | 4 | 4.53 | .303 | 1.27 | 8.8 | 2.7 | 5.7 | 87.1 | 85 | 48 | 44 | 3 | 26 | 55 | 0 | 0 | 0 | 0 | 7 | 3 | 4 | 3.18 |
| SP | Candelaria, J.Candelaria, John >> | 25 | 1978 | L | 52 | 8 | 8 | 1 | 3 | 5.35 | .369 | 1.76 | 10.9 | 4.9 | 4.4 | 37.0 | 45 | 22 | 22 | 2 | 20 | 18 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 4.35 |
| CL | Garber, G.Garber, Gene >> | 31 | 1978 | R | 99 | 26 | 0 | 4 | 2 | 0.49 | .203 | 0.74 | 4.3 | 2.5 | 6.0 | 36.2 | 17 | 2 | 2 | 0 | 10 | 24 | 0 | 14 | 0 | 0 | 0 | 1 | 0 | 2.58 |
| RP | Gossage, R.Gossage, Rich >> | 27 | 1978 | R | 100 | 37 | 0 | 3 | 2 | 1.38 | .263 | 1.07 | 6.5 | 3.2 | 6.4 | 65.1 | 47 | 10 | 10 | 1 | 23 | 46 | 0 | 5 | 1 | 0 | 0 | 0 | 0 | 2.85 |
| RP | Forster, T.Forster, Terry >> | 26 | 1978 | L | 82 | 27 | 0 | 2 | 1 | 2.16 | .306 | 1.32 | 8.2 | 3.8 | 4.4 | 33.1 | 30 | 11 | 8 | 2 | 14 | 16 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 4.09 |
| RP | Tekulve, K.Tekulve, Kent >> | 31 | 1978 | R | 76 | 15 | 0 | 2 | 1 | 3.18 | .354 | 1.65 | 11.1 | 3.7 | 5.3 | 17.0 | 21 | 6 | 6 | 1 | 7 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3.82 |
| RP | Whitson, E.Whitson, Ed >> | 23 | 1978 | R | 66 | 12 | 0 | 1 | 0 | 3.60 | .328 | 1.47 | 10.2 | 3.0 | 4.2 | 15.0 | 17 | 8 | 6 | 2 | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.80 |