Holmes & Watson Cast and Crew

Main Cast: Will Ferrell as Sherlock Holmes

Main Cast: John C. Reilly as Dr. John Watson

Supporting Cast: Rebecca Hall as Dr. Grace Hart

Supporting Cast: Kelly Macdonald as Rose Hudson

Supporting Cast: Ralph Fiennes as Professor Moriarty

Supporting Cast: Lauren Lapkus as Millie

Supporting Cast: Hugh Laurie as Mycroft Holmes

Supporting Cast: Pam Ferris as Queen Victoria

Supporting Cast: Noah Jupe as Doxy

Supporting Cast: Bella Ramsey as Flotsam

Supporting Cast: Rob Brydon as Inspector Lestrade

Supporting Cast: Steve Coogan as Gustav Klinger

Director: Etan Cohen

Writer: Etan Cohen

Writer: Arthur Conan Doyle