According to Richard Cawley of the SLP, Charlton are interested in bringing forward Simeon Jackson back from Germany. His career details here: Jackson
Cawley also says that Charlton continue to be interested in Ishmael Miller whom Yeovil are also chasing for another loan spell. Miller was interested in coming from Notts Forest to Charlton, but the previous regime at Charlton would not meet his wages. Doncaster Rovers have also expressed interest.