This document discusses music for post-apocalyptic films. It notes that post-apocalyptic film soundtracks typically have a dark, dissonant, and atonal tone to match the bleak settings. The pace and mood of the music often changes throughout films based on the on-screen events. Pianos are commonly featured due to their versatility. The document also provides recommendations for different types of instrumental music to use at various points in a short post-apocalyptic film being produced, and lists examples of popular films with memorable post-apocalyptic soundtracks.