Key Witness (1947) 1947, Crime, Drama, Film-Noir, United States Key Witness (1947) Duration: 1H7M Description: Milton Higby, an inventor of gadgets that don’t sell finds himself accused of a crime he didn’t commit—the killing of a girl he had just met—, and takes to the open road with the police in close pursuit. In his travels, he stu….. Trailer ↗ United States 1947 Crime Drama Film-Noir