| Day 72 |
| Chicago Reapers39-32 M. Lolich, L (6-5, 4.15 ERA) | | | NL 1978 All Stars31-40 R. Reuschel, R (3-8, 5.18 ERA) |
| Iowa Pigs31-40 R. May, L (0-4, 5.85 ERA) | | | Toronto Tigers28-43 W. Wood, L (4-5, 4.60 ERA) |
| East Nashville Vinyl35-36 G. Perry, R (7-4, 3.23 ERA) | | | Boston Bees33-38 D. Leonard, R (5-7, 4.52 ERA) |
| Montana Ducks29-42 W. Garland, R (1-4, 5.27 ERA) | | | Corney Clods47-24 N. Ryan, R (6-4, 4.05 ERA) |
| Kansas City Monarchs41-30 S. Rogers, R (8-5, 3.67 ERA) | | | Maine Lobsters38-33 F. Tanana, L (6-4, 3.83 ERA) |
| Kentucky Horses37-34 M. Cuellar, L (3-3, 5.17 ERA) | | | Sacramento Lions37-34 J. Coleman, R (6-4, 4.56 ERA) |
| Day 73 |
| Boston Bees33-38 C. Wright, L (2-9, 6.08 ERA) | | | NL 1978 All Stars31-40 R. Grimsley, L (2-8, 7.07 ERA) |
| Toronto Tigers28-43 J. Koosman, L (3-8, 4.90 ERA) | | | Chicago Reapers39-32 R. Jones, L (6-3, 4.89 ERA) |
| Sacramento Lions37-34 D. McNally, L (5-6, 5.48 ERA) | | | Iowa Pigs31-40 D. Goltz, R (5-2, 4.09 ERA) |
| Corney Clods47-24 T. Seaver, R (9-3, 3.34 ERA) | | | East Nashville Vinyl35-36 C. Swan, R (3-5, 5.30 ERA) |
| Maine Lobsters38-33 S. Carlton, L (9-4, 3.25 ERA) | | | Kentucky Horses37-34 M. Caldwell, L (7-4, 4.03 ERA) |
| Kansas City Monarchs41-30 R. Guidry, L (5-3, 4.48 ERA) | | | Montana Ducks29-42 J. Willoughby, R (4-6, 4.27 ERA) |
| Day 74 |
| Boston Bees33-38 K. Holtzman, L (7-3, 3.93 ERA) | | | NL 1978 All Stars31-40 B. Knepper, L (7-4, 5.23 ERA) |
| Toronto Tigers28-43 B. Hooton, R (6-5, 4.44 ERA) | | | Chicago Reapers39-32 J. Matlack, L (5-8, 4.56 ERA) |
| Sacramento Lions37-34 P. Dobson, R (3-7, 5.85 ERA) | | | Iowa Pigs31-40 S. McDowell, L (3-6, 5.77 ERA) |
| Corney Clods47-24 G. Nolan, R (7-6, 4.83 ERA) | | | East Nashville Vinyl35-36 J. Kaat, L (4-6, 5.86 ERA) |
| Maine Lobsters38-33 J. Candelaria, L (6-4, 4.65 ERA) | | | Kentucky Horses37-34 A. Downing, L (6-5, 5.45 ERA) |
| Kansas City Monarchs41-30 F. Jenkins, R (5-5, 4.03 ERA) | | | Montana Ducks29-42 B. Gibson, R (4-8, 5.76 ERA) |