The Krays: the prison years

In the 60s, the Ronnie and Reggie Kray were Britain's most notorious gangsters.

With violence and intimidation they were the kings of London.

They sipped champagne with celebrities and rubbed shoulders with politicians.

They were untouchable. Until they weren't. After an undercover operation, the Kray twins were found guilty of murder and were sentenced to life in prison.

They were just 35 years old. But once inside, the twins were determined to make their stay truly historic.

They began earning more money inside than they ever did on the streets.

This book explores the fascinating and largely untold story of the Kray twins following their imprisonment.