| Rochdale Hornets v Oldham | January 9, 2005 | Law Cup | Lost | 8 | 24 |
| Oldham v Blackpool Panthers | February 13, 2005 | Northern Rail Cup | Won | 22 | 20 |
| Sharlston Rovers v Oldham | March 11, 2005 | Rugby League Challenge Cup | Won | 46 | 18 |
| Rochdale Hornets v Oldham | March 16, 2005 | Northern Rail Cup | Lost | 26 | 68 |
| Blackpool Panthers v Oldham | March 20, 2005 | Northern Rail Cup | Won | 35 | 16 |
| Oldham v Rochdale Hornets | March 25, 2005 | Northern Rail Cup | Lost | 10 | 54 |
| Featherstone Rovers v Oldham | March 28, 2005 | National League Div 1 | Draw | 20 | 20 |
| Oldham v York City Knights | April 3, 2005 | Rugby League Challenge Cup | Lost | 28 | 32 |
| Oldham v Doncaster Dragons | April 10, 2005 | National League Div 1 | Lost | 22 | 44 |
| Oldham v Castleford Tigers | April 17, 2005 | National League Div 1 | Lost | 20 | 32 |
| Hull Kingston Rovers v Oldham | April 24, 2005 | National League Div 1 | Lost | 19 | 32 |
| Oldham v Whitehaven Warriors | May 15, 2005 | National League Div 1 | Lost | 6 | 60 |
| Oldham v Rochdale Hornets | June 5, 2005 | National League Div 1 | Won | 25 | 24 |
| Barrow Border Raiders v Oldham | June 12, 2005 | National League Div 1 | Won | 40 | 22 |
| Oldham v Featherstone Rovers | July 3, 2005 | National League Div 1 | Won | 38 | 20 |
| Doncaster Dragons v Oldham | July 10, 2005 | National League Div 1 | Lost | 26 | 34 |
| Castleford Tigers v Oldham | July 24, 2005 | National League Div 1 | Lost | 20 | 32 |
| Oldham v Hull Kingston Rovers | July 31, 2005 | National League Div 1 | Won | 40 | 20 |
| Whitehaven Warriors v Oldham | August 7, 2005 | National League Div 1 | Lost | 16 | 36 |
| Rochdale Hornets v Oldham | August 14, 2005 | National League Div 1 | Won | 27 | 24 |
