Round 21
| July 2004 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Round 21 | Jul 30 | Fri 8:00pm | St Helens | 50 | Huddersfield Giants | 10 | A. Klein | Knowsley Road | 7,218 | |
| Round 21 | 31 | Sat 6:00pm | Castleford Tigers | 42 | Widnes Vikings | 8 | K. Kirkpatrick | The Jungle | 5,562 | |
| August 2004 | ||||||||||
| Round 21 | Aug 1 | Sun 3:00pm | Leeds Rhinos | 46 | Wakefield Trinity Wildcats | 28 | S. Ganson | Headingley | 15,629 | |
| Round 21 | 1 | Sun 3:00pm | London Broncos | 22 | Wigan Warriors | 20 | R. Laughton | Griffin Park | 4,352 | |
| Round 21 | 1 | Sun 3:00pm | Warrington Wolves | 46 | Salford City Reds | 20 | I. Smith | Halliwell Jones Stadium | 8,641 | |
| Round 21 | 1 | Sun 8:00pm | Hull FC | 25 | Bradford Bulls | 14 | R. Smith | Kingston Communications Stadium | 14,124 | |