A psychiatric-clinic medical director runs some tests on two patients, the Ragionier Antonio Vignanelli and Cavalier Peppino Caprioli, so they must retrieve some memories of family life in order to understand their mental illness.
Totò
as Antonio Vignarello
Peppino De Filippo
as Peppino Caprioli
Johnny Dorelli
as Carlo Caprioli
Alessandra Panaro
as Figlia di Vignanelli
Mario Riva
as Capoufficio
Aroldo Tieri
as Direttore del manicomio
Diana Dei
as Sig.ra Caprioli
Peppino De Martino
as Giovanni
Rosalia Maggio
as Anita Vignanelli
Nadia Bianchi
as Marietta
Giacomo Furia
as Cugino di Giovanni
Fanfulla
as Organizzatore spettacolo di beneficenza
