ANC spy Sue Dobson infiltrated the South African government. Then her cover was blown.

After training, Sue had got a job within the government's propaganda unit, and she was feeding back good intelligence to her ANC handlers. Then she got a phone call. The security services were on to her, and she was a long way from safety.

Presenter: India Rakusen Producer: Harry Graham Editor: Deiniol Buxton Sound design: Joel Cox