Professional Integrity and Its Limits
The Maltese FalconSpade’s code combines loyalty to his dead partner, resistance to police control, and a refusal to let Brigid’s appeal make him an accomplice.
increasing
Bearing strength in each event
decreasing
Client Secrecy

Client Secrecy
Information withheld
Spade refuses to tell Lieutenant Dundy who hired Archer until he has spoken with the client.
A professional boundary
His conduct places client confidentiality above cooperation with the police, even when the withholding increases their suspicion of him.
Self-Directed Investigation

Self-Directed Investigation
Police kept at a distance
Spade searches hotels, questions staff, studies newspaper evidence, and follows the falcon’s trail without turning his investigation over to the authorities.
Control defended
He argues to Bryan that the police do not understand the case and that he must find the killers if he expects to clear himself.
The Fall-Guy Rule

The Fall-Guy Rule
A public accounting planned
Spade insists that the police need a victim and that he must eventually bring them someone they can charge.
Reputation as a working tool
He describes a record of surviving official scrutiny because he can produce a culprit when the reckoning comes. His freedom depends on a practice that is effective but morally uneasy.
No Surrender to Romance

No Surrender to Romance
Brigid pleads for release
Brigid argues that their intimacy should matter and appeals to whatever love Spade feels for her.
A conscious refusal
Spade says that he will not let himself become another man she manipulates. His decision is shaped by self-preservation as well as professional duty.
The Police Called In

The Police Called In
Evidence and suspects delivered
Spade contacts Tom Polhaus, identifies the people involved, and gives the police the guns and Brigid.
Code tested in public
The handover resolves the murder investigation but leaves Spade to face its personal consequences. His code is shown as a decision, not a claim of purity.
Early morning after Archer’s death
After both murders are known
The final night
The final morning
The final morning, moments later