"Half Light" is a song by the British rock band Athlete from their second album, Tourist. It was released 25 April 2005 as the second single from that album, peaking at #16 in the UK Singles Chart (see 2005 in British music). In March 2006 the song was the title track to an exclusive iTunes EP featuring b-sides and remixes from all of the band's singles for Tourist. 　　The song was used for the Sky One ad to commemorate the final episode of 'Star Trek Enterprise' in August 2005. 　　This is an iTunes Exclusive EP put together by the band.