An investigation into the hundreds of children who run away from home each year in the UK. We follow two young people: a 17-year-old girl hardened to her homelessness, and Tommy, a 12-year-old Scottish boy found wandering around Euston Station in the middle of the night.
The death of Billy McPhee during the filming of "The End of the Line" leads to the discovery of disturbing facts about Roger Gleaves, a homeless children hostels owner whose housing empire turns out to be based on sexual exploitation and financial corruption.
The producers of Johnny Go Home revisit some of the people featured in the original documentary, and cover some of the legal and political developments to have occurred since its broadcast in July 1975.