Release dateMay 22, 1915 (1915-05-22) CastJuanita Hansen, Tom Chatterton, Lamar Johnstone People also search forChampagne for Caesar, Subway Sadie, An Affair of the Follies GenresSilent film, Action Film, Adventure Film
The Secret of the Submarine is a 1915 American adventure film serial directed by George L. Sargent. All of the chapters of the film are considered to be lost.
The heroes must keep the titular submarine from falling into the hands of the Russians or Japanese.
Juanita Hansen as Cleo Burke. This was Juanita Hansen's serial debut.
Tom Chatterton as Lt. Jarvis Hope
Hylda Hollis as Olga Ivanoff
Lamar Johnstone as Gerald Morton
George Clancey as Hook Barnacle
William Tedmarsh as Tatsuma
Harry Edmondson as Sextus
George Webb as Mahlin
Hugh Bennett as Dr. Ralph Burke
Joseph Beaudry as Calvin Montgomery
Secret of the submarine was written in the lead up to the United States' involvement in World War I by war correspondent Richard Barry. The serial was released 15 days after the Lusitania was torpedoed by a German sub.