Medvirkende og filmhold
-
Will FerrellSherlock Holmes - John C. ReillyDr. Watson
- Rebecca HallGrace Hart
- Rob BrydonInspector Lestrade
- Steve CooganGustav Klinger
- Kelly MacDonaldMrs. Martha Hudson
- Hugh LaurieMycroft
- Lauren LapkusMillicent
- Pam FerrisQueen Victoria
- Ralph FiennesProfessor James Moriarty
- Etan CohenInstruktør
- Chris HenchyProducer
- Jessica ElbaumProducer
- M. RileyProducer
- David MimranProducer
- Jordan SchurProducer
- Will FerrellProducer
- Adam McKayProducer
- Jimmy MillerProducer
- Clayton TownsendProducer
- Etan CohenManuskriptforfatter