The lawyer is visiting a prison to meet with a violent criminal who has been condemned to death. During the visit, things turn bad, there is a riot where prisoners escape and the criminal escapes taking a lawyer hostage.
Patterning himself after the American gangster John Dillinger, the criminal (Robert Hossein) is tracked by the inspector (Charles Aznavour), a former childhood friend. Plenty of gunplay and psychology is used to trap the killer. His only tender moments are spent with his girlfriend Stella (Virna Lisi). Dillinger is cornered by the police and kills several innocent victims in a crowd during the shootout. The mob decides to take things into their own hands as they approach the doomed man with a noose when he runs out of bullets.
This telefilm in black and white is diffused on the first French chain the November 6th 1965. It undoubtedly remains the most known adaptation of the Dom Juan of Molière.