Six films to watch this week

Toby Jones and Lesley Manville star in Richard Burton origin story ‘Mr Burton’; Michel Hazanavicius directs animated Holocaust tale ‘The Most Precious of Cargoes’; magical creatures turn murderous in ‘Death of a Unicorn’; Jack Black brings goofy energy to ‘A Minecraft Movie’; Armageddon becomes a full-tilt musical in ‘The End’; ‘La Cocina’ is a sizzling kitchen drama — reviews by Jonathan Romney and Danny Leigh