Dorothy Cruickshank is secretly in love with Captain Westwood, whom her parents have never seen, and they plan to elope. Her father, an old sea captain, has quarreled with a Professor Jogram, following a public denunciation of a book Jogram has written on navigation.
| Actor | Role |
|---|---|
 Marguerite SnowDorothy Cruickshank | Dorothy Cruickshank |
| VVirginia KraftDorothy's Mother | Dorothy's Mother |
 William CliffordSir Jasper Thorndyke | Sir Jasper Thorndyke |
 Paul GilmoreCapt. William Westwood | Capt. William Westwood |
 George HernandezCapt. Cruickshank | Capt. Cruickshank |
| FFrank BaconProf. Jogram | Prof. Jogram |
| MMaurice CytronGeorge Minifid | George Minifid |