Then, the local Vichy puppet Chief (Préfet de Police), the sophisticated Capitaine Louis Renault (Claude Rains) with his police cap tilted jauntily, already identified by the pickpocket as a Parisian womanizer who takes advantage of "beautiful young girl(s)" among he refugees, greets the disdainful and arrogant German Nazi:Renault:UnoccupiedFrance welcomes you to Casablanca.One line of the film""s dialogue from Strother Martin is often quoted: "What we""ve got here is...failure to communicate."This superb, crowd-pleasing film was based upon a screenplay co-authored by ex-convict inmate Donn Pearce (and Frank R.Follow me?" Their conversation was interrupted by screaming heard outside of one of he whore""s tents.Upset and distraught, she sat down on a park bench in a wooded area, "Alone," not knowing what to do next.