The 9 season of Border Security: Australia's Front Line was broadcast on Seven from dimanche 14 février 2010 to dimanche 21 mars 2010. It consists of 6 episodes, the first one is called "Episode 1" and the last one "Episode 6".
Takes viewers behind the scenes of Australia's Customs, Immigration and Quarantine departments. The people that work for these departments have been entrusted with protecting Australia's borders from drug smugglers, illegal immigrants, potential terrorists, harmful pests and exotic diseases. It reveals some of the methods that they use to separate the honest mistakes made by innocent holidaymakers from the much more sinister motives of criminals.