Clue of the Silver Key1961•59 minutes•7.0/10CrimeMovie OverviewThe police investigate the murder of a wealthy old man.CastLyndon BrookGerry DomfordPatrick CargillBinnyFinlay CurrieHarvey LaneBernard LeeSuperintendent MeredithSam KyddHorace TicklerEve EdenSecretaryJennifer DanielMary LaneAnthony SharpMike Hennessey