 However during that same year the castle was taken by Allan, the son of the Earl of Atholl, and Byset was taken prisoner.In 1263, Dunaverty Castle was garrisoned by Alexander III, King of Scotland during the Norwegian campaign of Hákon Hákonarson, King of Norway.The castle was eventually surrendered to the Norwegian king, who in turn granted it to Dubhghall mac Ruaidhrí, one of his steadfast supporters in the Hebrides.