Walder Rivers

Black Walder Frey is is a character debuting in the third season. He will be portrayed by Tim Plester. Black Walder is the great-grandson of his namesake Lord Walder Frey, Lord of the Crossing and head of House Frey.

In the books
In the Song of Ice and Fire novels, Black Walder is known to be resolute and easy to anger, being feared by many among his own family. He is rumored to have maintained numerous affairs with several women, including cousins and the wives of his close relations. There is talk that he bedded both the wives of his brothers Edwyn and Petyr, his first cousin Fair Walda and his half-cousin Amerei Frey, among others. He was also rumored to have maintained a relationship with Lord Walder's seventh wife Annara Farring. All of those relations may cast doubt over the paternity of many of the newborn Freys including the young heiress Perra Frey, or Lord Walder's six children with Annara. He refuses to marry according to Merrett Frey.

Black Walder is initially fourth in line to be head of House Frey. After Ser Stevron Frey's death, Black Walder becomes third in line.

He is a stout and wiry man with a black beard, who inspires terror in those around him.

He fights in the Westerlands with Robb Stark.