Mystery of the Riverboat
A movie serial in 13 chapters: Some swampland becomes valuable, and various factions squabble over ownership of it.
- Genre: Action, Krimi
- Studio: Universal Pictures
- Stichwort: movie serial
- Besetzung: Robert Lowery, Marjorie Clements, Lyle Talbot, Arthur Hohl, Oscar O'Shea, Joe Devlin
