Thyra arrives in Chekia to wed its old and ugly king. The Duke falls in love with her. A revolution erupts and the king is assassinated. Chief revolutionary Gigberto also falls in love with Thyra. The revolutionaries plan to drown Thyra and Gigberto in a boat, but the Duke takes Gigberto's place. And the loving couple are rescued.

Eleanor Boardman
as Thyra, Princess of Svendborg

Conrad Nagel
as Harry Vane, Duke of Chevenix

Edward Connelly
as King of Chekia

Arthur Edmund Carewe
as Gigberto

Louis Payne
as Lord Charles Vane

Vera Lewis
as Princess Erek

Carrie Clark Ward
as Princess Anne

Constance Wylie
as Countess Arline

Dale Fuller
as Governess

Ned Sparks
as Gibson