Ross Kemp 'found slave trade and drug homes in London'

The British do not understand the scale of the slave trade and "people don't want to talk about it," says actor turned documentary maker Ross Kemp.

He described breaking into suburban south London homes, as part of a police raid, and finding boys locked in with 1,000 drug plants, as part of a Vietnamese slave trade.

Watch the full interview: Ross Kemp with Andrew Neil

More from This Week: Watch full programmes on iPlayer from the last 12 months -- view clips and comment on our Facebook site -- or follow us for programme news on our twitter page