Murder by Decree (1979)

Sherlock Holmes investigates the murders commited by Jack the Ripper and discovers a conspiracy to protect the killer.

Director: Bob Clark

Cast: Christopher Plummer, James Mason, David Hemmings, Susan Clark, Anthony Quayle, John Gielgud, Frank Finlay, Donald Sutherland, Geneviève Bujold, Chris Wiggins, Tedde Moore, Peter Jonfield, Roy Lansford, Catherine Kessler, Ron Pember, June Brown, Ken Jones, Terry Duggan