Better to be Feared: Jail Life in the Raw

The Hate Factory: Thirty Years Inside with the UK's Most Notorious Villains

Banged Up!: Doing Time in Britain's Toughest Jails

Lockdown on Rikers: Shocking Stories of Abuse and Injustice at New York's Notorious Jail

The Lone Brit on 13: A Prisoner's Hell in Spain's Toughest Jail

Inside: Life Behind Bars in America

The Damage Done: Twelve Years Of Hell In A Bangkok Prison

Carabanchel: The Last Brit in Europe's Hellhole Prison

Maximum Security

In the Shadow of Papillon: Seven Years of Hell in Venezuela's Prison System

Killing Time: Surviving Dubai's Most Notorious Prisons

The Parkhurst Years: My Time Locked Up with Britain’s Most Notorious Criminals

The Cocaine Diaries: A Venezuelan Prison Nightmare

Orange Is the New Black: My Year in a Women's Prison

Public Executions: From Ancient Rome to the Present Day

Journey to Hell: Inside the World's Most Violent Prison System

Banged Up Abroad: Hellhole: Our Fight to Survive South America's Deadliest Jail

KL: A History of the Nazi Concentration Camps

The Hot House: Life Inside Leavenworth Prison

Traitors of the Tower