Of all the characters in theHarry Potteruniverse , Severus Snape may be the most challenging . He starts off as a cruel prof , one who do the Boy Who Lived ’s clock time at Hogwarts misfortunate from the start . He then polish off Albus Dumbledore , in a twist that will fans reeling . But , by the end , it was reveal he was a good guy and a eccentric with inestimable depth and intrigue , so much so he probably merit a standalone script ( one day ) .

The movies did a good task with Snape , with the late Alan Rickman shining in the office . But not every piece of information about the Potions Master made it onto the bad screen .

He Was King Of The Dark Arts At School

InTheOrder of the Phoenixmovie , fans get a coup d’oeil into Snape ’s past . Harry apply a buckler spell on his professor and sees a moment where his father James and close Friend Sirius Black , Remus Lupin and Peter Pettigrew all gang up on the next Potions Master , humiliating him by dangling him from his ankles . James even proposes removing Snape ’s trousers , just for superfluous insult .

But Sirius , inThe Goblet of Firebook , delves a little deeper . He take that Snape , as a student , knew more Dark Arts turn than anybody else at the school day , hence why they were so pitiless towards him . That said , it still does n’t excuse the intimidation and it ’s no surprise that Snape recover himself cozying up to Lord Voldemort once he leaves the castle behind .

James Saved Snape’s Life

James , Sirius , Remus and Peter nicknamed themselves ' The Marauders . ' jolly bafflingly , ThePrisoner of Azkabanmovie does n’t touch too much on this . But the leger of the same name does and , in it , it ’s bring out that James actually keep Snape ’s life during their fourth dimension at Hogwarts .

Sirius trick Snape into trying to enter the Whomping Willow , where he encountered Lupin transformed into a werewolf . When James develop farting of this , he then intervenes and saves his Slytherin contender from a horrible fate . This is to bring through his own skin more than anything but it ’s practiced of him , nonetheless .

Snape Overheard The Prophecy

The Prophecy is another thing that the movie does n’t delve too deeply into . Once again , however , the point are greater in the source material than they are on the big filmdom .

Harry finds out inTheHalf - Blood Princenovel that Snape overheard the prophecy being created during his young years . He eavesdropped on Professor Dumbledore ’s job interview with Sybill Trelawney at the Hog ’s Head , but was then caught by Aberforth Dumbledore , who chucked him out . Snape relayed what he ’d hear to Voldemort , who then decided to go after Harry and his parent . Had he stayed around and heard the full thing , the Dark Lord could have attempt to pass over out Neville Longbottom rather .

Snape Hated Gilderoy Lockhart

Gilderoy Lockhart was definitely a divisive instructor during his one - year charm at Hogwarts . The lady friend enjoy him , believe him to be the hero of many brave showdowns , with all sorts of daimon in the magical world . The boy were n’t so sell , however , and Snape was no elision .

InThe Chamber of Secretsbook , Lockhart triggers his co-worker by asking him to teach pupils how to make love potions . It ’s claimed that the Potions Master hated theDefence Against the Dark Artsteacher ’s request so much , he reckon as though he ’d poison anybody who take on Lockhart up on his request . Fans would like to think that the students had the beneficial gumption not to come on Snape , but there could always have been one or two who tried .

Snape Forced Lupin To Resign

Lupin is the best defense mechanism Against the Dark Arts teacher Harry has during his prison term at Hogwarts . He ’s kind , learn him how to handle with Dementors , and offer up him a good penetration into what his father was like , given that they were both close friends during their time at the rook . Unfortunately , fan ofThePrisoner of Azkabansee him resign - with little cause why .

In the book , it ’s because of Snape . Furious at Sirius Black ’s dodging , the Potions Master seeks revenge by tell his scholarly person that Lupin is a werewolf . bed his parent would n’t be happy , Remus then decides to walk out . It ’s a sad consequence for Harry , who was desperate for him to stay around .

He Reconciled With Sirius (Sort Of)

Snape and Sirius square up off inThePrisoner of Azkaban , but that ’s the last time the two are consider sharing the screen in the movies ( unless you calculate Harry ’s experience with the Pensieve ) . That ’s not the case in the source stuff and , inTheGoblet of Fire , they ’re force into an uneasy truce .

Snape Took The Padfoot Warning Seriously

InTheOrder of the Phoenixmovie , Harry try out to relay a message to Snape while being question by Dolores Umbridge . He denote to Sirius as Padfoot and suggest that he trust Voldemort is holding his godfather surety , having get wind a visual sense of his Church Father ’s best friend being torment inside the Ministry of Magic .

Fans of the moving picture could be forgiven for mean Snape all ignored Harry . But devotees of the book know that Snape did register the message , and he was the ground the Order traveled to the Department of Mysteries to come to his delivery . Tragically , Sirius dies while play the hero , take in the affection with a torment fired from Bellatrix Lestrange .

His Mother Was A Witch And His Dad Was A Muggle

Snape uncover his identity element as The Half - profligate Prince in the motion picture of the same name , recite Harry , shortly after mangle Albus Dumbledore . But fans learn precious little in the large - screen translation of the story about his ascendant .

His mother , Eileen Pince , was a witchand his beginner , Tobias Snape , was a muggle . Hermione discovers this while reading through sometime copies of the Daily Prophet in the Hogwarts library , but it comes as little consolation to the Boy Who Lived , who is left in pure agony after date Dumbledore pass the right way in front of his eyes .

He Was A Fair Defence Against The Dark Arts Teacher

Snape , when he was Potions Master , awfully biased towards his own educatee . It did n’t matter if Hermione Granger or another Gryffindor came top of the course of instruction , he still dished out some pretty brutal treatment . But , after being named Defence Against The Dark Arts teacher , his behavior changes .

He ’s still cruel , but he ’s a set more balanced . He lets Hermione reply questions , something he did n’t tolerate that much in Potions , and even gives Crabbe and Goyle hold for being so defective as their classwork . He lasts just a twelvemonth in the part before require over from Dumbledore as Hogwarts headmaster , on Voldemort ’s orders .

Harry Goaded Voldemort About Snape’s Allegiances

Voldemort , in theDeathly Hallows : Part 2 , dies without knowing the truth about Severus Snape . He mow down the Hogwarts headmaster in guild to incur the Elder Wand but , in the book of account , Harry delivers one last insult .

In front of the Great Hall , with all eye on him and the Dark Lord , Harry sucker - punch the villain by revealing that Snape was never his servant - and instead did the bidding of Albus Dumbledore due to his love of Lily Potter . He shouts : " Severus Snape was n’t yours , Snape was Dumbledore ’s , Dumbledore ’s from the moment you started hunting down my mother ! He was Dumbledore ’s undercover agent from the moment you threatened her , and he ’s been work against you ever since ! "

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