Mike Vargas is a fictional character from the film "Touch of Evil," directed by Orson Welles. He is portrayed as a dedicated and principled police officer who investigates a murder in a border town. Vargas is known for his strong moral compass and determination to uncover the truth, even when faced with corruption and challenges. In the film, Vargas is married to Susie Vargas, played by Janet Leigh. Their relationship adds personal stakes to the story, as Vargas navigates the complexities of his investigation while trying to protect his wife from the dangers surrounding them.