Laline, a pretty young woman, falls in love with Dion, a young sculptor, but her mother wants her to marry a wealthy Englishman. Laline and Dion are visiting the gravesite of Laline's brother with a priest, and a cave-in traps the three in some long-abandoned underground barracks.
| Actor | Role |
|---|---|
 Corinne GriffithLaline Kingston | Laline Kingston |
 Frank MayoDion Leslie | Dion Leslie |
 Myrtle StedmanOlive Kingston | Olive Kingston |
 Claude KingLord Charles Chetwyn | Lord Charles Chetwyn |
 Maude GeorgeClara Leslie | Clara Leslie |
 Spottiswoode AitkenPere Jerome | Pere Jerome |
 Charles ClaryRichard Kingston | Richard Kingston |
| EEvelyn Walsh HallHon. Emily Tarrant-Chetwyn | Hon. Emily Tarrant-Chetwyn |
| PPaul CazeneuveChef | Chef |
| JJack HerbertGuide | Guide |
| RRobert DeVilbissDion Leslie age six11 | Dion Leslie age six11 |