Character Relationship Map: The Dentist

Characters

• Dr. Alan Feinstone (played by Corbin Bernsen) — protagonist

  Psychopathic dentist and serial killer driven by obsession and mental instability.

• Matt (played by Michael Stadvec) — supporting

  Alan's loyal assistant and accomplice who helps facilitate his murderous schemes.

• Detective Gibbs (played by Ken Foree) — supporting

  Seasoned law enforcement officer investigating the string of brutal dental murders.

• Detective Sunshine (played by Tony Noakes) — supporting

  Fellow investigator assisting in tracking the serial killer's movements.

• Sarah (played by Virginya Keehne) — minor

  Minor character or patient with limited screen time in the narrative.

• Jessica (played by Molly Hagan) — supporting

  Character interacting with the main cast, possibly a colleague or victim.

• Marvin Goldblum (played by Earl Boen) — minor

  Minor character or patient with a brief appearance.

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Dr. Alan Feinstone → Marvin Goldblum (Professional Dentist-Patient) — A coercive business encounter turns into torture.

  Marvin Goldblum extorts Alan into providing a dental examination, and Alan instead tortures him in the dental chair.

• Dr. Alan Feinstone → Sarah (Professional Dentist-Patient) — A routine dental appointment becomes a psychological and physical threat.

  Sarah comes to Alan's practice to have her braces removed, and Alan later removes them while imagining that her teeth are rotting.

• Dr. Alan Feinstone → Jessica (Professional Employer-Employee) — Their professional relationship collapses when Jessica challenges Alan's conduct.

  Jessica works as Alan's assistant, questions his treatment of a patient, and is fired before Alan kills her.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Detective Sunshine → Sarah (Narrative Rescuer) — Sunshine helps remove Sarah from immediate danger.

  Detective Sunshine arrives with Detective Gibbs and rescues Sarah after she hides from Alan in the dental rooms.

• Detective Gibbs → Sarah (Narrative Rescuer) — Gibbs helps protect Sarah after Alan's attack.

  Detective Gibbs arrives with Detective Sunshine after Sarah escapes Alan and helps rescue her from the dental practice.

• Detective Gibbs → Detective Sunshine (Alliance Police Partners) — The detectives cooperate throughout the investigation.

  The plot identifies Detective Sunshine as Detective Gibbs's partner, and they jointly question Alan, investigate the house, rescue Sarah, and pursue A...

• Dr. Alan Feinstone → Detective Sunshine (Conflict Suspect-Investigator) — Sunshine tracks the forensic and physical evidence connecting Alan to the crimes.

  Detective Sunshine helps investigate the dog's shooting, identifies Alan's gun, and later joins the search that leads to Alan's arrest.

• Dr. Alan Feinstone → Detective Gibbs (Conflict Suspect-Investigator) — Gibbs investigates Alan's escalating crimes.

  Detective Gibbs investigates the dog's shooting and later questions Alan about the killings and the bodies found at his house.

• Dr. Alan Feinstone → Matt (Conflict Adversary) — Matt becomes a direct target of Alan's jealousy and violence.

  Dr. Alan Feinstone discovers Matt with his wife, follows him, and later stabs him to death.

Story Analysis

A perfectionist dentist's jealousy and hallucinations collapse into a violent criminal breakdown and eventual arrest.

Plot Progression

1. The Clean Surface Cracks — Alan's professional image hides obsessive behavior and increasing psychological instability. Discovering Matt with his wife transforms private jealousy into violent action.
2. Violence Behind the Chair — Alan's hallucinations invade his dental practice and turn patient care into assault. He then sedates and mutilates his wife while police begin asking questions.
3. Evidence and Escalation — Alan kills Matt, Jessica, and Karen while investigators connect the dog's death to his gun. Marvin's extortion and Sarah's appointment further expose Alan's uncontrolled violence.
4. The Fugitive Dentist — Sarah survives Alan's attempt to control her, and the detectives rescue her. Alan flees to the university, where his delusions become a public rampage.
5. A Mind in Chains — Alan's final hallucination collapses into defeat in the auditorium. After his arrest and hospitalization, the final dental appointment reverses his former power.