When actress Diana Baring is found in a daze beside her colleague’s murdered body, all evidence points to her guilt. During the trial, juror Sir John Menier doubts the verdict, but yields to pressure. Haunted by remorse, he launches his own investigation.

'Murder!' highlights Alfred Hitchcock's innovative use of sound and visual techniques, exploring themes of wrongful accusation and social critique. The film's stagy performances and theatrical roots reflect the transition from silent to sound cinema. Hitchcock's creative camera work and voice-over are praised, though some find the performances and pacing uneven. Despite its flaws, 'Murder!' is recognized as a crucial early work in Hitchcock's career.