Gino Cervi
— Francesco
Mariella Lotti
— Ilse, his wife
Vanna Vanni
— Doctor Anna Soldani
Paolo Stoppa
— Doctor Berni
Carlo Lombardi
— Alberto Claubert
Annibale Betrone
— Professor Weber
Marina Doge
— Lucia
Wanda Capodaglio
— Ilse's aunt
Vittorina Benvenuti
— Head nurse
Armando Migliari
— Grandfather waiting
Joop van Hulzen
— Mountain guide in the hut
Edda Soligo
— Nurse