Killer Instinct is a American crime drama television series filmed in Vancouver that originally aired on the Fox Network. The pilot episode aired September 23, 2005, and also the last episode aired December 2, 2005. Fox ordered 13 episodes, only nine of which were broadcast in the United States. The rest four premiered in the UK on Five. The series also been aired in France, New Zealand, Croatia, Italy, Netherlands, Australia, Japan, and Poland.