Determining the "best" version of Macbeth can be subjective, but several adaptations stand out. Roman Polanski's 1971 film is praised for its authenticity and dark atmosphere, capturing the play's themes of ambition and guilt. The 2015 adaptation, starring Michael Fassbender and Marion Cotillard, is notable for its striking visuals and intense performances. Additionally, Orson Welles' 1948 version is acclaimed for its innovative direction and stylistic choices. Each film offers a unique interpretation, appealing to different audiences.

The 2015 film "Macbeth," directed by Justin Kurzel and starring Michael Fassbender and Marion Cotillard, is well worth watching, especially for fans of Shakespeare and visually striking cinema. It offers a gritty and atmospheric interpretation of the classic play, with strong performances and stunning cinematography that captures the dark themes of ambition and guilt. The film's intense action sequences and haunting score enhance the overall experience. However, its pacing may be slow for some viewers, so it's best suited for those who appreciate artistic adaptations.

The 1971 film "Macbeth," directed by Roman Polanski, is generally well regarded for its bold interpretation of Shakespeare's tragedy. It is noted for its atmospheric cinematography, strong performances, particularly by Jon Finch as Macbeth and Francesca Annis as Lady Macbeth, and its visceral depiction of violence and psychological turmoil. The film's artistic choices, including the use of unsettling imagery and a haunting score, contribute to its lasting impact. While some critics have debated its graphic content, it remains a significant adaptation of the play in film history.