The Eternal Sapho is a 1916 silent drama film directed by Bertram Bracken and starring Theda Bara. The film is now considered to be lost.
- Theda Bara - Laura Bruffins
- James Cooley - Billy Malvin
- Walter P. Lewis - Mr. Marvin, Sr. (as Walter Lewis)
- Hattie Delaro - Mrs. Marvin, Sr.
- Einar Linden - John Drummond
- Mary Martin - Mrs. Drummond
- Kittens Reichert - Drummond Child
- George MacQuarrie - Jack McCullough
- Warner Oland - H. Coudal
- Frank Norcross - Grubbins
- Caroline Harris - Mother Grubbins