Scarlet Seas is a surviving 1929 American synchronized sound romantic adventure film produced by Richard A. Rowland and distributed by First National Pictures. Although there is no audible dialogue, the film was released with a musical score with sound effects using the Vitaphone sound-on-disc recording process. The picture was directed by John Francis Dillon. It starred Richard Barthelmess, Betty Compson, and a teen-aged Loretta Young. Originally, the film was presumed lost. The story was written by W. Scott Darling. ()