Buying drugs is never a pleasant experience at the best of times, but some people really get the short straw.
Meet Karl Williams, a Londoner whose Dubai holiday basically went up in flames when he and his friends were arrested on drug charges in 2013.
Meet Carl "MC Flux" Thomas, a guy who bridged the gaps between football hooligan firms, neo-Nazis, and ecstasy dealers in London and Brighton in the 90s.
Robert Mazur was the key agent in the most successful operation US law enforcement has ever conducted. He posed as a money launderer for five years, enmeshed in the upper echelons the Medellín Cartel.