Storalarm hos Scotland Yard Skuespillere og folkene bag
John ChappellJohn Musgrove William Morgan SheppardAlec (as Morgan Sheppard) Kevin StoneyPolice Sergeant Duncan LewisMortuary Attendant John DearthPolice Sergeant Hopkins Lockwood WestPolice Inspector Frank SetonWilliams, the Gatekeeper Duncan McIntyreDuty Sergeant Michael PeakeInspector Gregg Basil EmmottDirector Of Photography Betty SherriffHairstylist George ClaffMakeup Artist Johnny GregoryKomponist af original musik Douglas HermesProduktionsleder 
