What controversial film by Stanley Kubrick was adapted from a famous novel and is known for its disturbing content?

The film that is widely recognized for its controversial themes and disturbing content, adapted from a famous novel, is "A Clockwork Orange." Directed by Stanley Kubrick, it is based on Anthony Burgess's novel of the same name. The film explores themes of free will, violence, and societal control, presenting a dystopian future that challenges viewers' perceptions of morality. Its graphic depictions of violence and its exploration of the psychological ramifications of aggressive behavior sparked significant debate and controversy upon its release, solidifying its reputation in cinematic history.

While the other films listed also tackle intense themes, they do not match the distinct combination of adaptation from a renowned novel and the particular societal commentary and disturbing content that "A Clockwork Orange" embodies. For instance, "Full Metal Jacket" focuses on the Vietnam War, "Dr. Strangelove" satirizes nuclear warfare, and "The Shining" deals with psychological horror, but none match the specific blend of controversy and source material as effectively as "A Clockwork Orange."