The 45-second montage uses the tagline "It's all about to change" and showcases a festive season full of twists and turns in Walford.
Hit play below to watch the EastEnders Christmas trailer:
EastEnders' new cast member Danny Dyer is seen in the video as he arrives as the Queen Vic's new landlord Mick Carter at Christmas.
The trailer also shows David Wicks being hit by a car after attempting to blackmail Janine Butcher over her killer secret.
Other characters taking centre stage this Christmas include Ronnie Mitchell and Carl White as their feud takes some dark twists.
EastEnders will air an hour-long episode at 8.30pm on Christmas Day.
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