Do you have what it takes to be a member of Her Majesty’s Secret Intelligence Services?

The 15 people featured in this four-part series think they do, but how will they fare when subjected to an intense interview process by three former spies?

Holed up in an isolated base on the south coast, the trainees are being monitored 24/7.

This first episode focuses on surveillance and alias. Social worker Lisa is the first to crack…