| ST | Erik Hanson | 23 | 12 | 7 | 4.23 | 27 | 26 | 2 | 1 | 1 | 0 | 161.2 | 167 | 92 | 76 | 9 | 57 | 154 | 10 | | 9.3 | 0.5 | 3.2 | 8.6 | 1.39 |
| ST | Terry Taylor | 23 | 11 | 9 | 5.64 | 24 | 24 | 2 | 1 | 0 | 0 | 134.0 | 151 | 89 | 84 | 9 | 90 | 97 | 9 | | 10.1 | 0.6 | 6.0 | 6.5 | 1.80 |
| ST | Dennis Powell | 24 | 6 | 4 | 4.17 | 21 | 18 | 2 | 1 | 1 | 1 | 108.0 | 116 | 57 | 50 | 9 | 49 | 81 | 6 | | 9.7 | 0.8 | 4.1 | 6.8 | 1.53 |
| ST | Rich Monteleone (Edmonton) | 25 | 4 | 7 | 5.08 | 30 | 16 | 3 | 1 | 4 | 0 | 122.1 | 141 | 84 | 69 | 14 | 27 | 97 | 3 | | 10.4 | 1.0 | 2.0 | 7.1 | 1.37 |
| ST | Darren Burroughs | - | 2 | 10 | 5.26 | 38 | 14 | 2 | 0 | 6 | 1 | 114.2 | 120 | 85 | 67 | 8 | 53 | 91 | 10 | | 9.4 | 0.6 | 4.2 | 7.1 | 1.51 |
| CL | Jay Baller | 27 | 10 | 7 | 3.75 | 66 | 1 | 0 | 0 | 38 | 10 | 98.1 | 91 | 48 | 41 | 9 | 33 | 82 | 4 | | 8.3 | 0.8 | 3.0 | 7.5 | 1.26 |
| RP | Jim Walker | 26 | 2 | 5 | 5.56 | 37 | 9 | 0 | 0 | 4 | 1 | 100.1 | 130 | 72 | 62 | 10 | 26 | 52 | 3 | | 11.7 | 0.9 | 2.3 | 4.7 | 1.55 |
| RP | Mike Schooler | 25 | 4 | 4 | 3.21 | 26 | 0 | 0 | 0 | 21 | 8 | 33.2 | 33 | 19 | 12 | 2 | 6 | 47 | 3 | | 8.8 | 0.5 | 1.6 | 12.6 | 1.16 |
| RP | Julio Solano | 28 | 3 | 2 | 4.89 | 25 | 1 | 0 | 0 | 15 | 1 | 35.0 | 32 | 19 | 19 | 3 | 17 | 23 | 2 | | 8.2 | 0.8 | 4.4 | 5.9 | 1.40 |
| Scott Roberts | 2 | 0 | 2 | 4.39 | 23 | 3 | 0 | 0 | 12 | 2 | 55.1 | 63 | 28 | 27 | 5 | 18 | 42 | 4 | | 10.2 | 0.8 | 2.9 | 6.8 | 1.46 |
| Bill Wilkinson | 23 | 0 | 4 | 9.13 | 21 | 4 | 0 | 0 | 9 | 4 | 23.2 | 31 | 28 | 24 | 0 | 20 | 20 | 3 | | 11.8 | 0.0 | 7.6 | 7.6 | 2.16 |
| Jeff Hull | 23 | 3 | 3 | 3.43 | 20 | 7 | 0 | 0 | 6 | 1 | 57.2 | 52 | 31 | 22 | 3 | 35 | 43 | 2 | | 8.1 | 0.5 | 5.5 | 6.7 | 1.51 |
| Rod Scurry | 32 | 2 | 1 | 4.07 | 18 | 0 | 0 | 0 | 4 | 2 | 24.1 | 26 | 14 | 11 | 0 | 16 | 23 | 3 | | 9.6 | 0.0 | 5.9 | 8.5 | 1.73 |
| Matt West | - | 3 | 7 | 5.79 | 12 | 12 | 0 | 0 | 0 | 0 | 65.1 | 79 | 47 | 42 | 5 | 24 | 38 | 3 | | 10.9 | 0.7 | 3.3 | 5.2 | 1.58 |
| Mike Campbell | 24 | 4 | 4 | 4.48 | 10 | 10 | 3 | 1 | 0 | 0 | 70.1 | 80 | 35 | 35 | 7 | 26 | 38 | 2 | | 10.2 | 0.9 | 3.3 | 4.9 | 1.51 |
| Gene Walter | 27 | 0 | 0 | 0.22 | 8 | 0 | 0 | 0 | 4 | 2 | 82.0 | 9 | 5 | 2 | 1 | 1 | 11 | 0 | | 1.0 | 0.1 | 0.1 | 1.2 | 0.12 |
| Bill Mendek | - | 1 | 1 | 5.04 | 8 | 0 | 0 | 0 | 2 | 1 | 19.2 | 20 | 12 | 11 | 0 | 8 | 14 | 2 | | 9.2 | 0.0 | 3.7 | 6.4 | 1.42 |
| Mike Christ | - | 0 | 0 | 11.58 | 7 | 0 | 0 | 0 | 4 | 0 | 9.1 | 17 | 12 | 12 | 0 | 7 | 11 | 0 | | 16.4 | 0.0 | 6.8 | 10.6 | 2.57 |
| Bryan Price | 26 | 2 | 1 | 6.03 | 6 | 5 | 0 | 0 | 0 | 0 | 31.1 | 40 | 22 | 21 | 1 | 19 | 21 | 1 | | 11.5 | 0.3 | 5.5 | 6.0 | 1.88 |
| Steve Trout | 30 | 0 | 2 | 1.15 | 3 | 3 | 0 | 0 | 0 | 0 | 15.2 | 15 | 5 | 2 | 0 | 2 | 2 | 0 | | 8.6 | 0.0 | 1.1 | 1.1 | 1.09 |
| Edwin Nunez | 25 | 2 | 0 | 4.70 | 3 | 3 | 0 | 0 | 0 | 0 | 15.1 | 15 | 9 | 8 | 0 | 4 | 12 | 0 | | 8.8 | 0.0 | 2.3 | 7.0 | 1.24 |
| Scott Bankhead | 24 | 1 | 1 | 7.36 | 2 | 2 | 0 | 0 | 0 | 0 | 11.0 | 15 | 9 | 9 | 2 | 5 | 5 | 0 | | 12.3 | 1.6 | 4.1 | 4.1 | 1.82 |
| John Gibbons | - | 0 | 0 | 3.00 | 1 | 0 | 0 | 0 | 1 | 0 | 3.0 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | | 3.0 | 0.0 | 3.0 | 0.0 | 0.67 |
| Pitching Totals: | 72 | 81 | 4.57 | 436 | 158 | 14 | 5 | 132 | 34 | 1,391.9 | 1444 | 823 | 707 | 97 | 544 | 1004 | 71 | | 9.3 | 0.6 | 3.5 | 6.5 | 1.43 |