RECOMMENDED &amp;#8220;Blackthorn&amp;#8221; is not only a counterfactual tale, but a contra-legend: what if Butch Cassidy had survived that 1908 ambush by the Bolivian army to live out the next two decades in South American backwaters? In Spanish director Mateo Gil&amp;#8217;s nicely minimalist telling, it&amp;#8217;s more than raindrops that keep falling on his head. Living quietly [...]