"Darkest Hour" is generally regarded as a dramatized portrayal of Winston Churchill's early days as Prime Minister during World War II. While it captures key events, such as the Dunkirk evacuation and Churchill's speeches, some historical liberties are taken for dramatic effect. For instance, the film condenses timelines and simplifies complex political dynamics. Overall, it effectively conveys the spirit of Churchill's leadership and the tension of the era, but viewers should be aware that certain details may not reflect precise historical accuracy.

"The Darkest Hour," directed by Joe Wright and released in 2017, received generally positive reviews for its compelling portrayal of Winston Churchill, played by Gary Oldman, who won an Academy Award for Best Actor for his performance. The film highlights Churchill's leadership during a critical period in World War II, focusing on his decision-making and the political challenges he faced. Critics praised the film's cinematography, production design, and Oldman's transformation into Churchill. Overall, it is considered an engaging historical drama.

"Darkest Hour" won 2 Academy Awards at the 90th Oscars in 2018. The awards were for Best Actor, won by Gary Oldman for his portrayal of Winston Churchill, and Best Makeup and Hairstyling. The film was nominated for a total of six Oscars, including Best Picture and Best Cinematography.