In the first episode, Michael Portillo, Simon Weston and Mark Williams visit homes across the country and discover the amazing secrets and fascinating tales that lie hidden within. These include a gothic house of horrors that inspired the greatest English detective story, and a multi-million pound flat that helped defeat the Nazis.

In episode two, the top 50 countdown continues and Ricky Tomlinson visits a house in Liverpool that played a crucial role in creating the soundtrack to our lives, the Casbah Club.

The amazing secrets and fascinating tales that lie hidden within homes, including a Georgian pile that led to the building of the Titanic.

In the last episode of the series, the top ten homes are unveiled.