Greyhound
- Blwyddyn: 2020
- Gwlad: Canada, China, United States of America
- Genre: War, Action, Drama
- Stiwdio: Playtone, Bron Studios, FilmNation Entertainment, Sycamore Pictures, Zhengfu Pictures, Sony Pictures, Stage 6 Films
- Allweddair: submarine, allies, atlantic ocean, world war ii, based on true story, convoy, battleship, naval warfare, naval battleship
- Cyfarwyddwr: Aaron Schneider
- Cast: Tom Hanks, Stephen Graham, Rob Morgan, Josh Wiggins, Tom Brittney, Elisabeth Shue