A new trailer for the upcoming period comedy Holmes and Watson has arrived. The film stars Will Ferrell and John C. Reilly in the two title roles and hits cinemas later this year.

The Step Brothers are reunited – this time playing the world’s greatest consulting detective and his loyal biographer. Etan Cohen writes and directs the movie, which also stars Rebecca Hall, Rob Brydon, Kelly Macdonald, and Ralph Fiennes.

Look out for Holmes and Watson in cinemas across the UK from 26th December.

Watch the new trailer below.