 The full version of "Protect and Survive" is shown on a loop underground at the Hack Green Secret Nuclear Bunker in Cheshire.Other copies are shown on loops at the Imperial War Museums in London and Manchester.A sly dig was made about the Civil Defence information available about protection against nuclear blast in the Doctor Who serial The Claws of Axos when the Brigadier asks the Master what they can do, as the Master is preparing to store the entire output of the Nuclear Reactor in the Doctor's Tardis.