In "The Machinist," the main character, Trevor, suffers from severe insomnia, which is linked to his underlying guilt and psychological trauma. His inability to sleep leads to significant weight loss, paranoia, and hallucinations, contributing to a deteriorating mental state. The film explores themes of guilt and the impact of unresolved psychological issues, suggesting that Trevor is grappling with a form of depression as well. Ultimately, his mental illness manifests in a profound disconnect from reality, affecting his daily life and relationships.

In "The Machinist," the character Trevor, played by Christian Bale, is extremely skinny due to severe insomnia and the psychological toll of his guilt and paranoia. He has not slept in a year, which leads to significant weight loss and physical deterioration. The film explores themes of guilt, mental health, and the consequences of one's actions, as Trevor grapples with his past and the resulting psychological distress. Bale's drastic weight loss was a method acting choice to visually represent Trevor's fragile state.

"The Machinist," directed by Brad Anderson and starring Christian Bale, is often regarded as a compelling psychological thriller. The film follows Trevor, an industrial worker suffering from severe insomnia, leading to a descent into paranoia and delusion. Bale's transformative performance, having lost a significant amount of weight for the role, is widely praised. The film's eerie atmosphere, thought-provoking themes, and intricate storytelling contribute to its acclaim. While it may not appeal to everyone due to its dark tone, it's considered a standout in the psychological thriller genre.

"The Machinist" is a psychological thriller that explores themes of guilt, insomnia, and the consequences of a troubled conscience. The film follows Trevor, an industrial worker who hasn't slept in a year, leading to severe physical and mental deterioration. As he grapples with his haunting past and a mysterious figure that appears in his life, the narrative reveals that his insomnia is tied to unresolved guilt over a tragic accident. Ultimately, the film examines the impact of guilt on the psyche and the quest for redemption.