From the Life of the Marionettes

Aus dem Leben der Marionetten is a TV movie starring Robert Atzorn, Christine Buchegger, and Martin Benrath. An account of the events before and after a murder committed by Peter Egermann (Robert Atzorn), a disturbed businessman in...
Made during Bergman's tax-related exile in Germany, the film continues the story of Katarina and Peter Egermann, the feuding, childless, professional couple who appear in one episode of "Scenes From A Marriage." After Peter perpetrates a horrendous crime in its first scene, the rest of the film consists of a non-linear examination of his motivations, incorporating a police psychological investigation, scenes from the Egermanns' married life, and dream sequences.