Oh let's see -
Ghost Whisperer - seasons 1 to 3
Supernatural - seasons 1 to 3 (buying season 4 as soon as it's released over here)
Scrubs - seasons 1 - 6
Futurama - all seasons
Ultimate Force - all seasons
Johnathan Creek - all seasons
Pie in the Sky - all seasons
Doc Martin
Hornblower - full series
Sharpe - all episodes
Band of Brothers - full series
Probably others, but I can't see them from here