Rue Carew
Princess Naia
Jim Neeland
Prince Alak
French Secret Service Agent
Mr. Brandes
Mr. Stull
German Spy
Steward
Rev. William Carew
Ship Captain
'Parson' Smalley
A fabulous jewel known as the 'Dark Star' is stolen; a pastor's daughter gets involved, falling into the depths of a spy plot concerning war plans and fortifications...