Kammala jumla mai zuwa: Bayan yin ritaya daga kwallon kafa yana da shekaru 32, Castellazzi ya kasance tare da kungiyar Ambrosiana-Inter inda a cikin
1938 ya zama mutum na farko a tarihin rukunin farko da ya lashe gasar zakarun Turai a matsayin dan wasa da kuma a matsayin koci.