Mary Grant has a gambling father and a mother who has disappeared. Even though she has been raised in a convent she proves true to her ancestry by running away to Monte Carlo and spending her small inheritance at the gambling table.
Mary Grant
Prince Vanno Della Robbia
Marie Grant
Lord Dauntry
Lady Dauntry
Prince Angelo Della Robbia
Dodo Wardropp
James Hanaford
Idina Bland
Molly Maxwell
Cure of Roquebrune