"Mindhunter" is a crime thriller television series that premiered on Netflix in 2017. It is based on the true crime book "Mindhunter: Inside the FBI's Elite Serial Crime Unit" by John E. Douglas and Mark Olshaker. The show follows FBI agents Holden Ford and Bill Tench, along with psychologist Wendy Carr, as they develop criminal profiling techniques in the late 1970s and early 1980s. The series explores the early days of criminal psychology and criminal profiling at the FBI. Agents interview imprisoned serial killers to understand their motives and behaviors, which helps them solve ongoing cases. "Mindhunter" is known for its psychological depth and character development, as well as its chilling portrayal of real-life criminals.