Simon & Simon (1981)

S7E3 You, Too, Can Be a Detective

Rick receives a phone call from a young woman who has been inspired by his book and has taken it upon herself to investigate a case. However, her enthusiasm lands her in trouble when she gets arrested. While her eagerness can be problematic, it soon becomes clear that she was onto something significant, and the Simons regret not listening to her instincts sooner.