Director Tom Hooper had already herded Taylor Swift, Sir Ian McKellen, James Corden and Jennifer Hudson for the film adaptation, and now he's added the greatness of Idris Elba and Judi Dench to the litter.
It's been just since March 2016 that the U.S. has been without the razor sharp wit of the Dowager Countess, but it feels like a lifetime of weekends ago.
'Sherlock' co-creators Steven Moffat and Mark Gatiss are ready to sink their teeth into this three-part mini-series.
The 'Sherlock' star will play a D.S. who deliberately breaches police procedure to catch a killer, losing his career.