The Channel 4 documentary provoked criticism from a number of areas.

A lot of the stuff this year would be suitable for a Channel 4 documentary.

She secretly filmed her classes for the Channel 4 documentary.

In this Channel 4 documentary about young naturists, at least half were male.

The Channel 4 documentary team were allowed access to the college for up to 40 days per year.

Also, a two-part Channel 4 documentary profiled the town in 1991.

Burton regularly appeared in the Channel 4 documentary of the same name in 2011.

I sense a Channel 5 documentary in the offing.

Many of the offences had come to public attention after they were reported on in the Channel 4 documentary.

But tonight a Channel 4 documentary reveals that this is no longer the case.