Watch the official trailer for action-comedy "Holmes and Watson" starring Will Ferrell, John C. Reilly, Rebecca Hall, Rob Brydon, Kelly Macdonald, and Ralph Fiennes. Directed by Etan Cohen.

Release date: December 25th, 2018

Plot Summary
The Step Brothers are reunited – this time playing the world’s greatest consulting detective and his loyal biographer – as Will Ferrell and John C. Reilly star as Holmes & Watson.