Question: Alan Sidney Patrick Rickman was an English actor who gained wider notice for his film performance as a fictional character in a film series who becomes a double-agen on behalf of who? 
Sentence (from "Severus Snape"): Though philosophically attracted to the Dark Arts and Lord Voldemort's ideology of wizard supremacy, Snape's love for Muggle-born Lily Evans, Harry's mother, eventually compels him to defect from the Death Eaters.
Relevant evidence: No