Ian Mckellen recently spoke up on playing 'Sherlock' in the upcoming movie 'A Slight Trick Of My Mind', which is based on the 2005 book by Mitch Cullin.
The 75-year-old 'The Lord Of The Rings' and 'X-Men' star said that till date, more than 70 actors had the privilege to play the iconic role, but now it was "his turn", the Daily Express reported.
The book portrays a 93-year-old version of Holmes, who is eager to solve one last case but without his trusty sidekick Dr Watson.