Summary:
We can't find How to Kill 400 Duponts in the official movie resume of star Terry-Thomas, leading us to conjecture that the film might have been designed for television. The toothy protagonist plays a Scotland Yard inspector, assigned to a series of high-profile murders. Someone is methodically killing members of France's Dupont Family. If you want to know the reason why, we refer you ... Full Summary >>

Cast:
Johnny Dorelli
Margaret Lee
Terry-Thomas
All Cast & Crew >>

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