Murder by Decree
- Godina: 1979
- Country: Canada, United Kingdom
- Žanr: Crime, Mystery, Thriller
- Studio: Canadian Film Development Corporation, Famous Players, Highlight
- Ključna riječ: jack the ripper, sherlock holmes
- Direktor: Bob Clark
- Uloge: Christopher Plummer, James Mason, David Hemmings, Susan Clark, Anthony Quayle, John Gielgud