This document provides guidance for a film studies exam comparing two sci-fi films. It discusses comparing the macro aspects of narrative, genre, themes, and issues between the films. It also prompts the student to analyze the explicit and implicit fears dealt with in Invasion of the Body Snatchers and The Invasion through a table. Finally, it notes that modern sci-fi films often combine genres and have grown into large franchises from their origins as low-budget B-movies.