A psychopathic killer murders three girls before police catch him.
| Actor | Role |
|---|---|
 Patrick BarrSuperintendent Allen | Superintendent Allen |
 Howard PaysCharles Ramskill | Charles Ramskill |
| TTerence KnappHughie | Hughie |
 Ruth DunningAuntie B | Auntie B |
| AAnna TurnerLily Willis | Lily Willis |
| CChristopher TraceSergeant Grey | Sergeant Grey |
 Wilfrid BrambellMr. Forsythe | Mr. Forsythe |
| MMargaret St. Barbe WestMrs. Willis | Mrs. Willis |
 Yvonne BuckinghamGwen | Gwen |
| LLaura ThurlowJenny | Jenny |
| KKenneth MidwoodSergeant Brigs | Sergeant Brigs |
 Brian O'HigginsCurly Latham | Curly Latham |
 Rita WebbCharwoman | Charwoman |
 Maggie RennieAlice | Alice |
| DDavid LanderHarris | Harris |
| DDavid BrowningUniformed Inspector | Uniformed Inspector |