In 1993, David Mcmillan had been arrested in Bangkok's Chinatown district and charged with heroin trafficking.
He was convicted and thrown into the "Hilton" - a maximum security jail with up to 20,000 inmates, electrified concrete walls and a 16-metre moat as a perimeter.
But he escaped. I escaped the world'''s toughest prison the '''Bangkok Hilton''' while facing execution using hacksaw, porn mag & an umbrella