Lisa Jên Brown in 'The Wall' Courtesy of S4C Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment A second season of the 2018 landmark documentary series The Wall, exploring "the human impact of borders and divisions around the world" and narrated by Matthew Rhys in its international version, was unveiled on Thursday, marking "the first tri-nation co-production between the three Celtic-language broadcasters.