Ciarán Hinds

Ciarán Hinds is a Irish actor, best-known for his regular role as Julius Caesar on the HBO series Rome and as Aberforth Dumbledore in Harry Potter and the Deadly Hallows: Part 2.

In Game of Thrones he plays Mance Rayder. He was announced as a guest star August 17 2012 in the third season Game of Thrones' casts 'Rome' actor as Mance Rayder -- EXCLUSIVE