Thunder Afloat (movie)
- User score: 5.9
- Production country: United States of America
- Producer: George B. Seitz
- Production companies: Metro-Goldwyn-Mayer
- Genre: Action, Drama, Romance, War
- Release date: 9/15/1939
- Run time: 95 min.
Movie description
A tugboat captain serves under his rival as a U-boat chaser in World War I.
