"Nuclear Strike" is the series seven finale and 64th episode of the British espionage television series Spooks. It was originally broadcast on BBC One on 8 December 2008. The episode was written by Neil Cross, and directed by Sam Miller. In the episode, Tiresias, the Russian equivalent of Sugarhorse, awakens a sleeper agent to detonate a nuclear suitcase bomb in central London. The Section D team use Connie James (Gemma Jones), an FSB mole who helped set up Tiresias, to help them stop the bomb.