Question: top 10 horror movies that are based on true stories?
Answer: The Strangers (2008) ... 
The Entity (1982) ... 
Fire in the Sky (1993) ... 
The Girl Next Door (2007) ... 
The Amityville Horror (1979) ... 
Child's Play (1988) ... 
Wolf Creek (2005) ... 
The Conjuring (2013)