| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dean Chance | ANA | 15.05 | 196409290_ANA_CHA |
| Don Drysdale | LAN | 10 | 196410010_CHN_LAN |
| Juan Marichal | SFN | 4.01 | 196410010_HOU_SFN |
| Jim Bunning | PHI | 3.63 | 196409300_PHI_SLN |
| Milt Pappas | BAL | 2.25 | 196409302_TEX_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Morehead | BOS | -2.71 | 196409302_CLE_BOS |
| Diego Segui | OAK | -1.82 | 196409300_OAK_MIN |
| Denny Lemaster | ATL | -0.84 | 196410010_NYN_ATL |
| Buster Narum | TEX | -0.59 | 196409301_TEX_BAL |
| Denny McLain | DET | -0.26 | 196410012_DET_NYA |
Based on accumulated WAA for this season up to 1964-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.72 | Dean Chance | 277.3 | ANA |
| +002+ | 9.78 | Don Drysdale | 322 | LAN |
| +009+ | 7.34 | Joe Horlen | 201.7 | CHA |
| +012+ | 7.2 | Whitey Ford | 236.3 | NYA |
| +014+ | 6.79 | Gary Peters | 269 | CHA |
| +017+ | 6.62 | Chris Short | 215 | PHI |
| +020+ | 6.45 | Juan Marichal | 268.7 | SFN |
| +028+ | 5.51 | Jim Bunning | 275.3 | PHI |
| +030+ | 5.41 | Juan Pizarro | 234.3 | CHA |
| +031+ | 5.4 | Bob Veale | 278.3 | PIT |
| +036+ | 4.75 | Gaylord Perry | 204.3 | SFN |
| +041+ | 4.49 | Jim O'Toole | 213 | CIN |
| +042+ | 4.4 | Milt Pappas | 248.3 | BAL |
| +044+ | 4.28 | Wally Bunker | 214 | BAL |
| +046+ | 4.1 | Bob Bruce | 202.7 | HOU |
| +048+ | 4.08 | Jim Maloney | 215.7 | CIN |
| +057+ | 3.53 | Bob Gibson | 276 | SLN |
| +059+ | 3.49 | Robin Roberts | 199.3 | BAL |
| +061+ | 3.44 | Don Larsen | 110.7 | TOT |
| +067+ | 3.34 | Fred Newman | 187 | ANA |
| +073+ | 3.04 | Sam McDowell | 172 | CLE |
| +075+ | 3 | Mel Stottlemyre | 95 | NYA |
| +079+ | 2.7 | Larry Jackson | 289 | CHN |
| +081+ | 2.68 | Jim Bouton | 269 | NYA |
| +087+ | 2.62 | Billy McCool | 88 | CIN |
_