UFC superstar Conor McGregor has reportedly been lined up for a cameo role in HBO's smash-hit Game of Thrones.

A director on the set of the fantasy-drama is said to be a massive UFC fan and idolises the Irishman.

It has been reported the 28-year-old has been headhunted for a starring role in one of the two remaining series. 

A source told The Sunday Life: “It’s been agreed that McGregor will appear in one of the remaining two seasons of Game of Thrones.

“He was headhunted as it were by HBO, as one of the Game of Thrones directors is a huge UFC fan. They believed that he would be a perfect fit for the show.”