Young Franco is imprisoned for murder and rises to become the feared and powerful 'Professor', taking control of Naples' underworld from behind bars.

• Titanus
• Reteitalia
• Ben Gazzara
• Laura del Sol
• Leo Gullotta
• Marzio Honorato
• Luciano Bartoli
• Nicola Di Pinto
• Anita Zagaria
• Franco Interlenghi