Watch Online Free on Watchseries. On 21 December 1988, passenger jet Pan Am 103 was blown up over the small Scottish town of Lockerbie, killing 259 on board and 11 on the ground. It was the UK’s largest crime scene and remains the deadliest terrorist attack on British soil. In this documentary, families and loved ones, most of whom are speaking for the first time, tell the deeply personal stories of six victims, each with their own hopes and dreams.