After all this time, Alan Rickman has passed away at the age of 69, after a brief battle with cancer. He was surrounded by friends and family. Alan is best known for his portrayal of Hans Gruber in Die Hard, the Sheriff of Nottingham in Robin Hood: Prince of Thieves, and Professor Severus Snape in the Harry Potter series. He will be missed. Rest in peace Alan, always.
Keep going for the video of Snape casting his Patronus in case you love crying at work. Major spoilers if you're one of the two people who hasn't read or seen Harry Potter.