On his way from Madrid to Paris, Diego, a chief of the Spanish Communist Party, is arrested at the border for an ID check but manages to flee. When he arrives in Paris, he searches for one of his comrades to prevent him from going to Madrid where he could be arrested.

• Sofracima
• Europa Film
• Yves Montand
• Ingrid Thulin
• Geneviève Bujold
• Jean Dasté
• Dominique Rozan
• Jean-François Rémi
• Marie Mergey
• Michel Piccoli