| SP | Smiley, J.Smiley, John >> | 24 | 1989 | L | 90 | 34 | 34 | 10 | 16 | 4.36 | .311 | 1.34 | 8.9 | 3.2 | 4.5 | 262.1 | 260 | 138 | 127 | 16 | 92 | 130 | 8 | 0 | 0 | 2 | 15 | 4 | 9 | 3.90 |
| SP | Benes, A.Benes, Andy † >> | 22 | 1989 | R | 76 | 33 | 33 | 15 | 8 | 3.48 | .319 | 1.40 | 7.9 | 4.7 | 7.9 | 225.0 | 198 | 97 | 87 | 19 | 118 | 197 | 3 | 0 | 0 | 2 | 21 | 0 | 0 | 3.92 |
| SP | Maddux, G.Maddux, Greg # >> | 23 | 1989 | R | 48 | 30 | 30 | 11 | 11 | 3.59 | .320 | 1.41 | 9.0 | 3.7 | 5.1 | 218.0 | 218 | 91 | 87 | 15 | 90 | 124 | 1 | 0 | 0 | 0 | 19 | 0 | 6 | 4.00 |
| SP | Browning, T.Browning, Tom # >> | 29 | 1989 | L | 47 | 32 | 32 | 11 | 14 | 4.87 | .335 | 1.50 | 9.9 | 3.6 | 5.1 | 218.0 | 240 | 131 | 118 | 21 | 86 | 123 | 1 | 0 | 0 | 0 | 16 | 3 | 3 | 4.35 |
| RP | Darwin, D.Darwin, Danny >> | 34 | 1989 | R | 89 | 100 | 0 | 8 | 6 | 3.48 | .274 | 1.13 | 7.6 | 2.6 | 5.7 | 121.2 | 102 | 48 | 47 | 10 | 35 | 76 | 0 | 8 | 7 | 0 | 0 | 1 | 1 | 3.71 |
| RP | McDowell, R.McDowell, Roger >> | 29 | 1989 | R | 44 | 75 | 0 | 4 | 7 | 4.90 | .321 | 1.40 | 8.1 | 4.7 | 5.4 | 60.2 | 54 | 37 | 33 | 5 | 31 | 36 | 0 | 4 | 6 | 0 | 0 | 1 | 6 | 4.48 |
| RP | Assenmacher, P.Assenmacher, Paul >> | 29 | 1989 | L | 30 | 100 | 0 | 2 | 4 | 3.35 | .312 | 1.36 | 9.5 | 2.9 | 7.3 | 53.2 | 56 | 24 | 20 | 5 | 17 | 43 | 0 | 7 | 4 | 0 | 0 | 0 | 0 | 3.57 |
| RP | McCullers, L.McCullers, Lance >> | 25 | 1989 | R | 16 | 57 | 0 | 2 | 5 | 3.93 | .313 | 1.37 | 7.8 | 4.7 | 6.6 | 52.2 | 45 | 23 | 23 | 5 | 27 | 38 | 0 | 8 | 2 | 0 | 0 | 0 | 0 | 4.35 |
| RP | Schatzeder, D.Schatzeder, Dan >> | 35 | 1989 | L | 4 | 80 | 0 | 5 | 4 | 4.01 | .361 | 1.68 | 9.9 | 5.2 | 5.5 | 67.1 | 74 | 32 | 30 | 5 | 39 | 41 | 0 | 9 | 2 | 0 | 0 | 1 | 5 | 4.54 |
| SP | Jeffcoat, M.Jeffcoat, Mike >> | 30 | 1989 | L | 19 | 2 | 2 | 0 | 1 | 3.00 | .379 | 1.83 | 12.8 | 3.8 | 5.3 | 12.0 | 17 | 5 | 4 | 0 | 5 | 7 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 3.08 |
| SP | Gardner, W.Gardner, Wes >> | 28 | 1989 | R | 7 | 12 | 0 | 3 | 3 | 4.24 | .338 | 1.53 | 10.6 | 3.2 | 5.3 | 17.0 | 20 | 8 | 8 | 1 | 6 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 3 | 3.65 |