Explaining on Instagram: "Radio Man, whose real name is Craig Castaldo, is often called the most famous “homeless” movie star in Hollywood. Recognizable by the radio he wears around his neck, he’s become a beloved figure on film sets, making cameo appearances in over 100 movies and TV shows. Despite experiencing homelessness in the past, his unique look and quirky personality made him a favorite among directors, actors, and crews in New York City. Over the years, Radio Man has appeared in produc