If you have a phobia of snakes, you should probably stay away from the "Harry Potter" franchise. Every single movie features a snake of some sort, and not just because the main villain has one as his pet. Snakes are vital to the "Harry Potter" universe because of what it tells us about Harry; in the first book/movie, Harry's conversation with a snake at the zoo serves as our first proper glimpse at his wizard powers. When he talks to a snake again in "Chamber of Secrets," this time in front of the whole school, it sparks the beginning of Harry's identity crisis. 

Harry learns that the ability to speak with snakes, aka Parseltongue, is rare even among wizards. Some of the only wizards known to be capable of such a feat are Lord Voldemort and Salazar Slytherin, the founder of the good-for-nothing Slytherin house. Luckily, Harry manages to...