Deadly Nightshade

George Pastell as Ferrari Zena Marshall as Ann Farrington Roger Maxwell as Col. Hector Smythe Ian Fleming as Dr. Wilson Emrys Jones as Robert Matthews / John Barlow John Horsley as Inspector Clements Joan Hickson as Mrs. Fenton Marne Maitland as Heinz Frederick Piper as Thomas Pritchard

John Gilling Director Desmond Davis Focus Puller Monty Berman Director of Photography, Producer Robert S. Baker Producer