1. Episode 1

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. 2 April 2012. 59 min

In the first of two programmes, Peter Taylor investigates how today's spies are recruited and probes the secrets of spycraft, from the sleeper cell to the brush pass and the cut out to the cyber spy.

2. Episode 2

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. 9 April 2012. 59 min

In the second of two programmes, Peter Taylor looks at the real world of modern spies and investigates how far today's spies can go to prevent terrorist attacks.