Alan Rickman dead: Daniel Radcliffe pays tribute

Alan Rickman, Harry Potter and Die Hard actor, dies aged 69 - BBC News

Alan Rickman: Acclaimed actor died from terminal pancreatic cancer – symptoms to spot

Alan Rickman to Star in CBGB Founder Biopic – The Hollywood Reporter

Book Review: 'Madly, Deeply: The Diaries of Alan Rickman' - The New York Times

Appreciation: Alan Rickman was a wizard at villain roles

Alan Rickman (Creator) - TV Tropes

Alan Rickman - Biography

Alan Rickman Was Confused by Snape's On-Screen Death

Actor Alan Rickman dies aged 69

Alan Rickman – Movies, Bio and Lists on MUBI