en Altadefinizione. During his adventure in Mexico, Sergei Eisenstein made footage of a Mexican "Death Day" celebration for inclusion in his "Que Viva Mexico!" film project. When the 200,000-plus feet of film he eventually exposed in Mexico was first attempted to be made into a feature film, "Thunder Over Mexico", the producers excluded the Death Day material for subsequent compilation as an independent short subject. Silent with music track and explanatory English intertitles.