The BEST Seasons of Sherlock

Every season ever - ranked by fan votes!

Last Updated: Sep 24, 2021

Network: BBC One

Sherlock Holmes and his partner Dr. John Watson solve crimes in 21st century London.

Season 2

#1 - Season 2

First Aired: Jan 1, 2012

A Royal scandal, a dazzling game of cat and mouse. The seductive Irene Adler is cold, calculating, brilliant. Has Sherlock finally met his match?

star 9.01
1,725 votes
Season 1

#2 - Season 1

First Aired: Jul 25, 2010

When a chance encounter brings soldier John Watson into Sherlock's life, it's apparent the two men couldn't be more different, but Sherlock's intellect coupled with John's pragmatism soon forges an unbreakable alliance as they investigate a series of baffling cases together.

star 8.89
2,013 votes
Season 3

#3 - Season 3

First Aired: Jan 1, 2014

Sherlock is back, but will things ever be the same again?

star 8.54
1,579 votes
Season 4

#4 - Season 4

First Aired: Jan 1, 2017

The fourth series begins with the nation’s favourite detective, the mercurial Sherlock Holmes, back once more on British soil, as Doctor Watson and his wife, Mary, prepare for their biggest ever challenge - becoming parents for the first time.

star 7.72
1,174 votes