Searxng/The Wall documentary seri Celebrity The Wall returns for a gripping second season. Matthew Rhys narrates this tri-nation co-production exploring borders and human division, now with a Scottish ... May 4, 2026 AceShowbiz - The second season of the acclaimed documentary series The Wall, narrated internationally by Matthew Rhys, has been officially announced. This follow-up continues to explore the profound human effects of borders and divisions worldwide, marking a notable collaboration as the first tri-nation co-production among the three Celtic-language broadcasters.