How I convinced police my dad was a murderer

On the day his mother disappeared in December 1989, 11-year-old Collier Landry started looking for evidence.

He suspected his father, a rich and well-respected town doctor, had something to do with it. This is the story of Collier's fight to get justice for his mother, and the detective who believed him.

Collier's film is called A Murder in Mansfield.

Presenter: Asya Fouks Producer: Helen Fitzhenry

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