Youcca Troubetzkov

A socialite masquerades as a notorious femme fatale to win back her straying husband during a costume party aboard a doomed dirigible.

Marya gets friendly with General Platoff in order to save her husband Victor from being executed.

A beautiful Russian spy seduces an Austrian military officer in order to obtain secret plans. When she falls in love with him, both are placed in danger.

A mother kills a very vile character, Prince Panin, with whom her adopted daughter has fallen in love and who has married, for her money, the natural daughter.

Robert Shaw slaughters his wife's lover and runs away with his secretary Jacqueline. Helped by a French trapper who takes them for film-makers, they hide in Northern Canada.

Being engaged against her will with a wealthy man, Princess Orsolini (Catherine Dale Owen) is in love with Captain Kovacs (John Gilbert), a cavalry officer she is secretly meeting. Her mother Eugenie (Nance O'Neil), who has found out about the affair forces her to dump Kovacs and take part in the arranged marriage. Though not believing her own words, Orsolini reluctantly tells Kovacs she cannot ever fall in love with a man with his social position. Feeling deeply hurt, Kovacs decides to take revenge by indulging in blackmail, spreading a rumor that he is an imposter and a swindler.

A group of people who knew each other years before discover that members of the group are being killed off one by one by someone who calls himself (or herself) The Green Ghost. The survivors gather at an old mansion to find out who is doing the killing and why, and discover that the murderer is a member of that very group.