Greyhound is a 2020 war drama film directed by Aaron Schneider and starring Tom Hanks, who also co-wrote the screenplay. The film is based on the 1955 novel The Good Shepherd by C.S. Forester.

Set during World War II, the story follows Captain Ernest Krause (Tom Hanks), a U.S. Navy officer tasked with commanding a convoy of Allied ships crossing the Atlantic Ocean. As they navigate dangerous waters, Krause must protect the convoy from relentless attacks by German U-boats.

The film captures the tension and urgency of naval warfare, focusing on Krause’s determination, leadership, and the challenges faced by the crew aboard the USS Greyhound. With limited resources and communication, Krause must outsmart the enemy while maintaining the safety of the ships and their crews.

Greyhound is notable for its intense action sequences and realistic portrayal of naval combat. The film emphasizes themes of duty, sacrifice, and the psychological toll of war. Tom Hanks delivers a compelling performance, embodying the resilience and moral complexities of a wartime leader.

Though it was released primarily on Apple TV+, the film received positive reviews for its gripping narrative and technical achievements, including its cinematography and sound design. Greyhound offers an engaging and immersive experience for fans of war films and historical dramas.