Deadly Nightshade

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

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