Holden Ford is a fictional character from the television series Mindhunter, which is set in the late 1970s. He works as an FBI agent in the Behavioral Science Unit, where he focuses on understanding and profiling serial killers. His character is portrayed by actor Jonathan Groff. Throughout the series, Holden is depicted as intelligent and ambitious, often pushing boundaries in his quest to understand criminal psychology. He collaborates with Bill Tench, his partner, and Dr. Wendy Carr, a psychologist, to conduct interviews with incarcerated serial killers, aiming to develop new investigative techniques.