The document discusses several narrative theorists and their concepts for analyzing film narratives. It describes Claude Levi-Strauss's theory of binary opposites, such as good vs evil, that are commonly used in narratives. It also outlines Roland Barthes' concept of an "enigma code" used in opening sequences to engage audiences with questions. Additionally, it summarizes Vladimir Propp's identification of character archetypes like the hero, villain, and donor in folktales. Finally, it discusses Tzvetan Todorov's model of narrative equilibrium being disrupted and later restored.