LONDON, ENGLAND - JUNE 10: Actors Sir Ian McKellen and Patrick Stewart attend the UK Premiere of "Mr Holmes" at the Odeon Kensington on June 10, 2015 in London, England. (Photo by Dave J Hogan/Getty Images)
LONDON, ENGLAND - JUNE 10: Actors Sir Ian McKellen and Patrick Stewart attend the UK Premiere of "Mr Holmes" at the Odeon Kensington on June 10, 2015 in London, England. (Photo by Dave J Hogan/Getty Images)