1990
| Played | Won | Lost | Draws | For | Against | Points | Position |
| 22 | 15 | 7 | 0 | 395 | 255 | 31 | 4th out of 16 |
| Round | Result | Venue |
| 1 | Balmain 12 vs Manly 14 | Leichhardt |
| 2 | Manly 28 vs Newcastle 12 | Brookvale |
| 3 | Penrith 24 vs Manly 10 | Penrith |
| 4 | Brisbane 14 vs Manly 12 | Lang Park |
| 5 | Manly 2 vs North Sydney 10 | Brookvale |
| 6 | Western Suburbs 4 vs Manly 18 | Campbelltown |
| 7 | Manly 32 vs Parramatta 18 | Brookvale |
| 8 | Canterbury 14 vs Manly 4 | Belmore |
| 9 | Canberra 29 vs Manly 12 | W.A.C.A. |
| 10 | Manly 24 vs Cronulla 8 | Brookvale |
| 11 | Eastern Suburbs 0 vs Manly 34 | Henson |
| 12 | Manly 34 vs Gold Coast 0 | Brookvale |
| 13 | South Sydney 20 vs Manly 26 | Sydney Football Stadium |
| 14 | Manly 22 vs Illawarra 4 | Brookvale |
| 15 | St.George 6 vs Manly 10 | Kogarah |
| 16 | Manly 24 vs Balmain 10 | Brookvale |
| 17 | Newcastle 10 vs Manly 4 | Marathon Stadium |
| 18 | Manly 4 vs Penrith 22 | Brookvale |
| 19 | Manly 18 vs Brisbane 4 | Brookvale |
| 20 | North Sydney 8 vs Manly 15 | North Sydney Oval |
| 21 | Manly 18 vs Western Suburbs 12 | Brookvale |
| 22 | Parramatta 14 vs Manly 30 | Parramatta |
| SF | Balmain 0 vs Manly 16 | Sydney Football Stadium |
| SF | Brisbane 12 vs Manly 4 | Sydney Football Stadium |
