The season three finale of Game of Thrones is the most pirated television show, reports source.

"Game of Thrones" season three finale, which was aired on HBO, was watched by only 5.4 million viewers on television. In 2012, the second season finale was downloaded 4.2 million times.
"Breaking Bad" came second in the list after being downloaded 4.2 million times in its series finale. It was followed by "The Walking Dead" with 3.6 million downloads.
Source-IANS