Ten volunteers have come together for an extraordinary test. Five are 'normal' and the other five have been officially diagnosed as mentally ill. Horizon asks if you can tell who is who
2/2 Second part of the documentary considering where the line between sanity and madness lies.
First broadcast: 18 Nov 2008
1/2 Two-part special in which Horizon considers where the line between sanity and madness lies
First broadcast: 11 Nov 2008
2/2 Second part of the documentary considering where the line between sanity and madness lies.
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