| SP | Iwakuma, H.Iwakuma, Hisashi | 33 | Mariners | R | 88.0 | 19 | 19 | 12 | 5 | 3.02 | .284 | 1.18 | 8.1 | 2.5 | 7.0 | 137.0 | 124 | 49 | 46 | 12 | 38 | 106 | 0 | 0 | 0 | 0 | 14 | 1 | 6 | 3.45 |
| SP | Morrow, B.Morrow, Brandon | 30 | Blue Jays | R | 82.0 | 19 | 19 | 11 | 5 | 3.02 | .293 | 1.24 | 8.1 | 3.0 | 8.0 | 122.0 | 110 | 42 | 41 | 9 | 41 | 109 | 1 | 0 | 0 | 1 | 13 | 1 | 0 | 3.20 |
| SP | Anderson, B.Anderson, Brett # | 26 | A's | L | 82.0 | 19 | 19 | 10 | 4 | 2.82 | .279 | 1.13 | 8.0 | 2.2 | 8.1 | 121.1 | 107 | 40 | 38 | 11 | 30 | 109 | 1 | 0 | 0 | 1 | 12 | 4 | 0 | 3.22 |
| SP | Verlander, J.Verlander, Justin | 31 | Tigers | R | 67.0 | 19 | 19 | 10 | 6 | 4.18 | .316 | 1.36 | 10.1 | 2.1 | 10.1 | 142.0 | 160 | 73 | 66 | 12 | 33 | 160 | 3 | 0 | 0 | 1 | 10 | 4 | 5 | 2.63 |
| SP | Hernandez, F.Hernandez, Felix | 28 | Mariners | R | 64.0 | 19 | 19 | 10 | 5 | 4.30 | .303 | 1.30 | 9.4 | 2.3 | 9.9 | 134.0 | 140 | 65 | 64 | 14 | 34 | 148 | 2 | 0 | 0 | 0 | 11 | 1 | 4 | 2.93 |