It’s been nearly a decade since the fourth season of aired — the series concluded in 2017, ostensibly “done” after a special and four seasons. Yet, for legions of fans around the world, hope hasn’t vanished. Every interview, every statement from the creators or cast is scoured for hints — could the deerstalker return? Could Baker Street see new cases once again?

In 2025, co-creator Mark Gatiss finally spoke out with a blunt update: the chances of a new season or movie look dim.
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