The Avenging Conscience: or "Thou Shalt Not Kill" (1914) is a drama film directed by D. W. Griffith.The film is based on the Edgar Allan Poe short stories "The Tell-Tale Heart" and "Annabel Lee". Henry B. Walthall as The nephew

Blanche Sweet as His sweetheart ,Spottiswoode Aitken as The uncle George Siegmann as The Italian , Ralph Lewis as The detective, Mae Marsh as The maid, Robert Harron as The grocery boy