Joe Gillis is a fictional character from the classic film Sunset Boulevard. He is a struggling screenwriter in Hollywood who becomes entangled with a faded silent film star named Norma Desmond. Joe's ambition and desperation lead him to live in Norma's grand but decaying mansion, where he hopes to revive his career. As the story unfolds, Joe finds himself trapped in a complicated relationship with Norma, who is obsessed with her past fame. His journey highlights the darker side of Hollywood, showcasing themes of ambition, illusion, and the price of fame. Joe's character serves as a cautionary tale about the pursuit of success in the film industry.