Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2004 |  | Fabrice Abriel | MF |  | Amiens SC | Amiens |
| 08/2004 | | Maxence Flachez | DF |  | FC Sochaux | Sochaux |
| 07/2004 | | Cédric Carrasso | GK |  | Olympique de Marseille | Marseille |
| 07/2004 | | Thierry Debès | GK |  | Grenoble Foot 38 | Grenoble |
| 07/2004 | | Sébastien Jaffré | GK | |||
| 07/2004 | | Damien Bridonneau | DF |  | AS Saint-Étienne | Saint-Étienne |
| 07/2004 | | Laurent Koscielny | DF |  | EA Guingamp B | EA Guingamp B |
| 07/2004 | | Laurent Palut | DF | |||
| 07/2004 |  | John Glélé | MF | |||
| 07/2004 |  | Bertrand Robert | MF |  | Montpellier HSC | Montpellier |
| 07/2004 | | Cédric Fauré | FW |  | Toulouse FC | Toulouse |
| 07/2004 | | Nicolas Haquin | FW | |||
| 07/2004 | | Yohann Rivière | FW |  | FC Istres | FC Istres |
| 07/2004 | | Alioune Touré | FW |  | Paris Saint-Germain | Paris SG |
| 07/2004 | | Yvon Pouliquen | MA |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 04/2005 | | Alioune Touré | FW |  | Hibernian FC | Hibernian FC |
| 01/2005 | | Guillaume Gauclin | GK |  | FC Lorient | Lorient |
| 01/2005 | | Cédric Bardon | FW |  | Havre AC | HAC |
| 01/2005 | | Franck Chaumin | GK-CO |  | FC Nantes U19 | FC Nantes U19 |
| 09/2004 | | Nicolas Goussé | FW |  | RAEC Mons | RAEC Mons |
| 08/2004 |  | Alaeddine Yahia | DF |  | Southampton FC | Southampton |
| 07/2004 | | Ronan Le Crom | GK | | AS Saint-Étienne | Saint-Étienne |
| 07/2004 | | Clément Rigaud | GK |  | Gap FC | Gap FC |
| 07/2004 |  | Niša Saveljić | DF | | FC Istres | FC Istres |
| 07/2004 | | Fabrice Colleau | MF | | Amiens SC | Amiens |
| 07/2004 | | Jérôme Leroy | MF |  | RC Lens | RC Lens |
| 07/2004 | | Pierre-Yves André | FW |  | SC Bastia | Bastia |
| 07/2004 |  | Souleymane Camara | FW |  | AS Monaco | AS Monaco |