Charles Brandt is an American author and former criminal defense attorney, best known for his work in the true crime genre. He gained significant recognition for his book, I Heard You Paint Houses, which details the life of Frank Sheeran, a mob hitman. The book explores themes of organized crime and betrayal, and it was later adapted into a film directed by Martin Scorsese. In addition to his writing, Brandt has contributed to various documentaries and television programs focused on crime and justice. His work often delves into the complexities of criminal behavior and the moral dilemmas faced by those involved in the underworld.