Its basically a documentary (shown on National Geographic channel) with real life stories of people who have been arrested while travelling abroad, usually for trying to smuggle illegal drugs out of a country and have received lengthy prison sentences as a result. The original people are interviewed along with a reconstruction of the events.
http://en.wikipedia.org/wiki/Banged_Up_Abroad
Its a fascinating look at how stupid people can be but also, it gives an insight into how, well..... how stupid people can be
Here's one full length episode for you:
https://youtube.com/watch?v=uMP44VR9J-M