The documentary also uses clips from the 1942 film The First of the Few in which director and lead actor Leslie Howard portrays Spitfire designer R.J. Mitchell.

The film then follows the evolving design and roles of the Spitfire through the Battle of Britain, the Siege of Malta, the Normandy landings, until its eventual retirement after the war.

The documentary held its world premiere on July 9, 2018 at the Curzon Mayfair Cinema in London as part of the 100th year celebrations of the Royal Air Force.

[2] The premiere was attended by narrator Charles Dance, TV personality Carol Vorderman (an honorary Group Captain for the RAF Air Cadets), and guest-of-honor Sqn Ldr.

Prior to its public release, the filmmakers held previews in RAF bases, and in select cinemas near important sites to the Spitfire's history such as Southampton (the site of its maiden flight and Supermarine's former factory), Stoke-on-Trent (the birthplace of R.J. Mitchell) and Solihull (near the former Castle Bromwich Aircraft Factory.