James Hathaway is a fictional character from the popular television series The Mentalist. He is portrayed as a skilled and intelligent private investigator who often collaborates with the show's main character, Patrick Jane. Hathaway's character is known for his analytical skills and ability to solve complex cases. In the series, Hathaway's interactions with Jane highlight his dedication to uncovering the truth. He often provides valuable insights and support during investigations, showcasing his expertise in criminal psychology. The character adds depth to the storyline and contributes to the overall dynamics of the show.