Question: Who plays snape in the harry potter movies?
Disambiguated questions and answers: question: Who plays Snape as an adult in the Harry Potter movies?
Who plays Snape as a teenager in the Harry Potter movies?
Who plays Snape as a child in the Harry Potter movies?
answer: Alan Rickman
Alec Hopkins
Benedict Clarke
Natural Questions answer: Alan Sidney Patrick Rickman (from the Wikipedia article "Alan Rickman")