Main content
Series 1
Dr John Watson returns from service in Afghanistan and finds himself drawn inexorably into the world of the brilliant but baffling 'consulting detective', Sherlock Holmes.
Supporting Content
Get Involved: Hidden Messages
Test your own powers of deduction and help Sherlock decipher hidden messages from Series 1.
Dr John Watson's Blog
Read John's regular accounts of life after returning from Afghanistan. Things have certainly changed since he met Sherlock.
TV Blog: Mark Gatiss
Find out how the co-creator and writer of Sherlock made Holmes and Watson 'living, breathing, modern men.'
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