Robbie Mannheim is a fictional character from the TV series "The Twilight Zone". He appears in the episode titled "The Lateness of the Hour," which originally aired in 1961. Robbie is a highly advanced robot designed to assist and protect his creator's family, showcasing the themes of technology and human interaction. In the episode, Robbie's capabilities and loyalty are tested as he navigates the complexities of human emotions and relationships. His character raises questions about the role of artificial intelligence in society and the potential consequences of relying on machines for companionship and support.