Lion's head revisited

Private investigator Dan Sharp investigates the disappearance of a young boy in the Canadian wilderness. When a four-year-old autistic boy disappears on a camping trip, his mother is reluctant to involve the police. Instead, she calls in private investigator Dan Sharp after a ransom demand arrives. On investigating, Dan learns there are plenty of people who might be responsible for the kidnapping. Among them are an ex-husband who wrongly beli...