Les Blank’s portrait of the great Texas bluesman, ‘Lightnin’ Hopkins. The film includes interviews and a performance by Hopkins.

German director Werner Herzog begins work on his 1982 epic “Fitzcarraldo” but soon runs into serious setbacks, from casting problems to his own stubborn refusal to use special effects. After having to reshoot much of the film because the lead actor was recast, his crew must then haul an old-fashioned steamboat over a mountain using manpower alone. With a resolve bordering on insanity, Herzog struggles to realize his vision, vowing to see the film completed — even if it leads to his undoing.

Having lost a bet with documentarian Errol Morris, Werner Herzog eats his shoe.

Les Blank’s first feature-length documentary captures music and other events at Leon Russell’s Oklahoma recording studio during a three-year period (1972-1974).