King Minos sacrifices the 'required' virgins to the Minotaur. As his wife lies dying, she confesses that her daughter has a twin she has secreted to avoid giving one of the girls to the Minotaur. The daughter raised by Minos tries to have her twin killed, but failing in her first attempt, continues to try to have her given to the Minotaur. Theseus, the Greek hero, tries to prevent it.

In 1896 it is announced that the Olympic Games will be revived in Athens. A young shepherd, Spiridon Loues, decides to enter the 26-mile marathon. Once in Athens, he meets Christina Gratsos, a young woman from his hometown who is now the personal maid of Eleni Costa, Greece's most glamorous actress. Though he has arrived after the qualification date, Spiridon's athletic prowess so impresses Coach Graham of the American team that he is permitted to enter the contest. Eleni informs the press that she will marry the victor, confident it will be her lover, Lieutenant Vinardos.