PrimeWire

You can now watch the entire Inside the World's Toughest Prisons Season 4 Episode 3 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

The tropical island of Mauritius is home to Melrose maximum security prison, where even the smallest infraction is met with extreme punishment.