| SP | Saberhagen, B.Saberhagen, Bret >> | 25 | 1989 | R | 90 | 28 | 28 | 11 | 10 | 3.61 | .310 | 1.33 | 9.3 | 2.6 | 6.1 | 202.0 | 209 | 88 | 81 | 15 | 59 | 138 | 3 | 0 | 0 | 0 | 15 | 4 | 7 | 3.53 |
| SP | Righetti, D.Righetti, Dave † >> | 23 | 1981 | L | 87 | 27 | 27 | 15 | 5 | 2.99 | .292 | 1.23 | 7.4 | 3.7 | 6.4 | 198.2 | 162 | 83 | 66 | 12 | 82 | 140 | 2 | 0 | 0 | 0 | 20 | 2 | 0 | 3.65 |
| CL | Montgomery, J.Montgomery, Jeff >> | 27 | 1989 | R | 76 | 55 | 0 | 6 | 7 | 4.24 | .339 | 1.52 | 9.1 | 4.7 | 8.6 | 63.2 | 64 | 32 | 30 | 4 | 33 | 60 | 0 | 31 | 5 | 0 | 0 | 1 | 4 | 3.54 |
| RP | Darwin, D.Darwin, Danny >> | 34 | 1989 | R | 63 | 78 | 0 | 1 | 4 | 4.41 | .295 | 1.23 | 9.1 | 2.0 | 5.1 | 69.1 | 70 | 37 | 34 | 8 | 15 | 39 | 0 | 0 | 5 | 0 | 0 | 2 | 1 | 4.12 |
| RP | Charlton, N.Charlton, Norm >> | 26 | 1989 | L | 60 | 79 | 0 | 3 | 0 | 2.45 | .279 | 1.14 | 6.8 | 3.6 | 7.0 | 58.2 | 44 | 16 | 16 | 2 | 23 | 45 | 0 | 4 | 1 | 0 | 0 | 1 | 0 | 3.14 |
| RP | Waddell, T.Waddell, Tom >> | 26 | 1984 | R | 58 | 54 | 0 | 2 | 4 | 5.03 | .337 | 1.50 | 9.9 | 3.7 | 4.6 | 39.1 | 43 | 27 | 22 | 2 | 16 | 20 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 3.95 |
| RP | Vande Berg, E.Vande Berg, Ed >> | 24 | 1982 | L | 48 | 42 | 0 | 2 | 3 | 7.46 | .333 | 1.46 | 9.7 | 3.6 | 5.4 | 25.1 | 27 | 23 | 21 | 3 | 10 | 15 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.68 |
| RP | Thigpen, B.Thigpen, Bobby >> | 23 | 1986 | R | 45 | 28 | 0 | 1 | 2 | 8.63 | .405 | 2.04 | 11.3 | 7.1 | 6.4 | 24.0 | 30 | 27 | 23 | 7 | 19 | 17 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 7.75 |
| RP | Bedrosian, S.Bedrosian, Steve >> | 25 | 1982 | R | 40 | 32 | 0 | 1 | 1 | 4.60 | .365 | 1.72 | 9.6 | 6.1 | 7.5 | 31.1 | 33 | 17 | 16 | 2 | 21 | 26 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.19 |
| SP | Langston, M.Langston, Mark >> | 29 | 1989 | L | 37 | 1 | 0 | 0 | 0 | 0.00 | .667 | 6.00 | - | - | - | 0.1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |