Ace Lightning is a children's television series co-produced by the BBC and Alliance Atlantis. The series was originally broadcast in the United Kingdom, but also aired in other countries, including the United States, Australia, New Zealand and South Africa. The show was filmed in Canada, but the program was set in the United States. It ran for two seasons and spawned a number of merchandising products. The series premiered on 4 September 2002 and ended on 18 May 2005.