The battle over the Omega Key leads to decisions that can't be undone — and a dangerous door that promises plenty of trouble ahead.

Check out everything you’ve ever wanted to know about Locke & Key. Get to know the cast, watch bonus videos and so much more.

Before diving into the conclusion of their story, here’s a refresher on all the characters — and the actors who portray them — in Season 3 of Locke & Key.

According to actor Aaron Ashmore, who portrays Duncan Locke on Locke & Key, the final season of which recently premiered on Netflix, this happens most often when familial bonds are at the …

In the final episode of the show’s final season, the possessed 18th-century British soldier is finally defeated when Kinsey Locke (Emilia Jones) stabs him in the chest with the Alpha Key.

The first look at Season 3 of Locke & Key is here, and all signs point to more mysterious adventures — and plenty of hidden surprises — for the Locke family.

It’s almost time to unlock the final chapter of Locke & Key. The official trailer for the third and last season of the fantasy-thriller series is here, and there are still plenty of mysterious doors …

Unlock all the powers of every new magic key used in the final season of ‘Locke & Key’

All about Locke & Key Burning Questions The Locke Family Says Goodbye to ‘Locke & Key’

Will there be a Locke & Key Season 4? Saying goodbye to the Locke family and leaving Matheson is a devastating prospect, but there will not be another season of Locke & Key after …