the doors in frozen are very symbolic and featured frequently throughout the film
elsa:shuts the ballroom doors to do her magic / all the gates closing to protect her powers / locks anna out and sits by her door during "do you wanna build a snowman" / opens the doors to see arendelle during "for the first time in forever" / "tell the guards to open up the gates!" / backs herself up against the door at the coronation reception / busts open the doors during her escape / "turn away and slam the door!" / slams the door after "let it go" / opens the balcony doors during "for the first time in forever reprise" / peaks out the front door to her castle when hans attacks marshmallow / guards burst through the doors to attack her / breaks her balcony door to push out her attacker / the guards break down elsa's cell door / "we are never closing them again"
anna:peaks under the door, speaks through the keyhole, knocks consistently during "do you wanna build a snowman" / begs at elsa's door after their parents' funeral / stumbles out of her bedroom door during "for the first time in forever" / "the window is open! so's that door!" / the doors to the gallery swing open during "for the first time in forever" / "all my life has been a series of doors in my face!" / slams the doors at the beginning of "love is an open door" / almost all the doors in this scene are opened by anna / hides behind a door with hans after sock sliding / oaken's store doors slam her in the butt / opens the barn doors after "reindeer(s) are better than people" / elsa's castle doors opening / "please don’t shut me out again. please don't slam the door." / the doors open for her return to arendelle / the doors open again when she visits hans in the library / hans closes the library door to lock her in / struggles to open the library doors
olaf:falls apart the moment anna and elsa's parents open the doors / barges into elsa's castle after counting to 60 seconds / unlocks the library doors to save anna
hans:"i would never shut you out." / "love is an open door" / opens up a stable door (perhaps the only door he opens during "LIAOD") / opens and locks elsa up in the prison / locks the library door after he betrays anna / gets locked in a cell on a ship
kristoff:slams the door shut in oaken's shop / gets kicked out of oaken's shop with the door shut behind him / the doors close on him when he brings anna back to the castle