Clue of the Silver Key1961•59 minutes•7.0/10CrimeMovie OverviewThe police investigate the murder of a wealthy old man.CastBernard LeeSuperintendent MeredithLyndon BrookGerry DomfordFinlay CurrieHarvey LaneJennifer DanielMary LanePatrick CargillBinnyAnthony SharpMike HennesseySam KyddHorace TicklerEve EdenSecretary