Due South - Series 1 - Free Willie

Police comedy-drama series about a strait-laced Canadian mountie who moves to Chicago. Fraser takes up a permanent posting in Chicago and is reunited with buddy Ray Vecchio and his old job at the Consulate. He soon finds himself involved in a major dealer bond robbery when he stops a young mugger in the street and finds out the gun he is waving was involved in the robbery. Vecchio's colleagues on the force are intent on nailing the boy but Fraser is convinced he is innocent and sets about finding the real robbers.