Channel 4 Equinox documentary about the mystery of crop circles, broadcast shortly before Dave Chorley and Doug Bower revealed themselves to have started the craze.
Gavin Weightman
Score: 7.3
Score: 7.5
Score: 7.5
Score: 8.0
Score: 7.0
Score: 7.6
Score: 3.7
Score: 7.1
