Spooks is a British television spy drama series that originally aired on BBC One from 13 May 2002 to 23 October 2011, consisting of 10 series. The title is a colloquialism for spies, and the series follows the work of a group of MI5 officers based at the service's Thames House headquarters, in a highly secure suite of offices known as The Grid. In the United States, the show is broadcast under the title MI-5. In Canada, the programme originally aired as MI-5, but later aired on BBC Canada as Spooks.

BBC One is a British free-to-air public broadcast television channel owned and operated by the BBC. It is the corporation's oldest and flagship channel, and is known for broadcasting mainstream programming, which includes BBC News television bulletins, primetime drama and entertainment, and live BBC Sport events.