The title refers to a character named Pompeo Quarantini; an attorney tries to prevent marriage between an heiress and a musician, but without success.
Enrico Viarisio
Pompeo Quarantini
Roberta Mari
L'eritiere
Camillo Pilotto
Il banchiere
Luigi Cimara
L'avvocato
Marcello Giorda
Il commissario
Armando Migliari
L'americano