导演 Sidney Hayers

Julie West 苏茜·肯道尔

Det. Chief Supt. Velyan 弗兰克·芬莱

Reporter 弗雷迪·琼斯

Greg Lomax James Laurenson

Tessa Hurst 莱斯利-安·唐恩

Leslie Sanford Tony Beckley

Mr. Bartell 安东尼·安利

Mrs. Sanford Dilys Hamlett

Det. Sgt. Beale 詹姆斯·科斯莫斯

Matron Marianne Stone

Coroner Allan Cuthbertson

Doctor Kit Taylor

Girl in Library Janet Lynn

Sgt. Milton Patrick Jordan

Susan Miller Anabel Littledale

Police Doctor Tom Chatto

Day Receptionist Jan Butlin

Chemist in Hospital William Hoyland

Desk Sergeant John Swindells

Night Receptionist Jill Carey

Man in Chemist Shop David Essex

Girl in Chemist Shop Valerie Shute

Fire Chief John Stone

Jenny Greenaway Siobhan Quinlan

Mrs. Hurst (uncredited) Patricia Driscoll

Final scene pc (uncredited) Pat Gorman

Dead Chemist (uncredited) Charles Rayford

Doctor (uncredited) Renu Setna

Man in Police Station (uncredited) Reg Thomason

Police Driver (uncredited) Joe Wadham