Upon his first appearance in the series pilot, Lassiter is said to be five months into a trial separation from his wife, Victoria, although he later, when drunk, confesses that they have in fact been separated for two years. According to Lassiter's blog, which is written by actor Timothy Omundson, he was a close friend of the former Santa Barbara police chief, who led him to enroll in the police academy during a 'dangerous point' in Lassiter's youth. He has a tense relationship with Shawn Spencer that often leads to exceedingly funny situations. He also has a Master's Degree in Criminology. One of the main supporting characters of the detective comedy-drama show Psych, Lassiter is a ten-year veteran of the Santa Barbara Police Department, and the youngest Head Detective ever named to the force. Lassiter (great-great-grandfather)ĭetective Carlton Jebediah ' Lassie' Lassiter MCJ is a fictional character in the American sitcom Psych and the sequel film series of the same name, played by Timothy Omundson.