Mystery of the Riverboat. Word Search Puzzle Solver. Mystery of the Riverboat word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. A movie serial in 13 chapters: Some swampland becomes valuable and various factions squabble over ownership of it. This includes identifying and searching for words that are related to : Marjorie Clements, Crime, Byron Foulger, Dick Curtis, Ian Wolfe, Earle Hodgins, Arthur Hohl, Robert Lowery, Joe Devlin, Eddy Waller, Francis McDonald, Action, Jimmie Dodd, Ralph Sanford, Lyle Talbot .