Soon after their engagement, Bill goes to sea, and Emily vows to stay true until his return. Unknown to her, Bill marries another woman from a different port. Emily waits faithfully for six years, finally becoming dangerously ill. When Bill suddenly appears in town with his family, Joe, who has loved Emily all along, forces Bill to make Emily's final moments happy by pretending he has returned to marry her.
Unfortunately the movie Lines of White on a Sullen Sea is not yet available on HBO Max.
| Writing | Stanner E.V. Taylor | Writer |
| Writing | D.W. Griffith | Writer |
| Camera | Billy Bitzer | Director of Photography |
| Directing | D.W. Griffith | Director |
