Sherlock: Season Four [Blu-ray]

"The complete fourth season of the present-day adaptation of Sir Arthur Conan Doyle's imitable Sherlock Holmes crime drama series. Benedict Cumberbatch stars as the titular detective who cracks various crime cases for the Metropolitan Police Service in London alongside his sidekick Doctor John Watson (Martin Freeman). The award-winning adaptation is a collaboration between the BBC and PBS, and the fourth season features guest star Toby Jones as one of Sherlock's many adversaries."