Benedict Cumberbatch

The provided news articles do not mention Benedict Cumberbatch. One article discusses Stephen Colbert's involvement in writing a new Lord of the Rings film adaptation. The other reports on a letter signed by over 200 cultural figures advocating for the release of Marwan Barghouti, a jailed Palestinian leader. Therefore, there is no information available to summarize Benedict Cumberbatch's current newsworthiness, recent events related to him, or his current relevance based on these articles.