His character 's central role in the infamous `` Red Wedding '' scene depicted in the penultimate episode `` The Rains of Castamere , '' and has drawn an intense fan reaction due to the bloody death of several characters . `` Sherlock '' actor Mark Gatiss enjoyed his murderous role in the Red Wedding . `` Sherlock '' actor David Bradley just announced as new Thrones cast member . Gatiss is not allowed to reveal anything about his character .
`` Sherlock '' actor Mark Gatiss enjoyed his murderous role in the Red Wedding . `` Sherlock '' actor David Bradley just announced as new Thrones cast member . Gatiss is not allowed to reveal anything about his character .