Ahead of Sherlock‘s series three finale, here’s a spoiler-free preview of 11 things to watch out for on Sunday evening.

You can read the full post on the Metro website here.

The third and final episode of Sherlock is on BBC1 on Sunday at 8:30pm.

Sherlock season 3 reviews

3.1 The Empty Hearse

The Empty Hearse – 11 references you may have missed

3.2 The Sign of Three

The Sign of Three – 10 references you may have missed

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