His first movie was Masculin, féminin in 1966. Since then, he had many roles, both in movies and on television. He also played in theatre. He normally played supporting roles. He was perhaps best known for his role as Inspector Bricard in L'Horloger de Saint-Paul, and the black comedy Week End, where he played Tom Thumb.
Afonso died at his home in Saulieu at the age of 73.
- Yves Afonso est mort à l'âge de 73 ans (in French)