On seaside holiday, Nero, Poppea, Seneca and their friends and family prepare a great show where Nero will star. When his mother Agrippina arrives with her German praetorians and decides Nero has to conquer Britain, she's asking for trouble. Many attempts of murder and poisoning will happen on the eve of his great show.

• Les Films Marceau
• Titanus
• Alberto Sordi
• Vittorio De Sica
• Brigitte Bardot
• Gloria Swanson
• Ciccio Barbi
• Giorgia Moll
• Memmo Carotenuto
• Mino Doro