| Position | 1st Backup  | 2nd Backup | 3rd Backup | Fill Order |
| C | Johnny Winegarner | Tom Saucier | None | 4 |
| 1B | Merv Ruffin | George Pruess | Bob Pulliam | 8 |
| 2B | Ron Susko | Bob Pulliam | Roger Jarvis | 3 |
| 3B | Belden Tuero | Roger Jarvis | Fuzz McCovey | 2 |
| SS | Fuzz McCovey | Ron Susko | Bob Pulliam | 1 |
| LF | Jumbo Walker | Karl Calmus | Erv Foster | 7 |
| CF | Darrell LaRose | Erv Foster | Karl Calmus | 5 |
| RF | Roy Cunningham | Erv Foster | Karl Calmus | 6 |
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