Guillermo Diaz is a Mexican born/American TV personality who has a net worth of $300 thousand. Guillermo Diaz gained his net worth through presenting segments of ABC's late night talk show, Jimmy Kimmel Live! Diaz was working as a parking lot security guard on Hollywood Blvd before becoming famous. He soon became a regular on the show after performing various comedy bits. He progressed on to interviewing celebrities on the red carpet. Guillermo is well known for his segment, Guillermo's Hollywood Roundup. In this segment, Guillermo is dressed in a cowboy outfit and often report incorrect information due to his strong accent. Guillermo is featured in another popular segment called Guillermo in Movies where he is superimposed into the latest movie trailers. Some of the movies he appeared in included, Brokeback Mountain, Spider-Man and The Simpsons Movie. Jimmy Kimmel's sidekick has also made appearance in the 2009 film, Rock Slyde and on Dancing with the Stars back in 2005.