Raymond Reddington is a fictional character from the television series The Blacklist. He is a former criminal mastermind who mysteriously surrenders to the FBI after being on the run for decades. Reddington offers to help the agency catch other criminals, but only if he can work with Elizabeth Keen, a rookie profiler. His charm, intelligence, and unpredictable nature make him a captivating character. Reddington is known for his extensive knowledge of the criminal underworld and his ability to manipulate situations to his advantage. He often shares intriguing stories and insights, which adds depth to his character. His complex relationships with other characters, including Elizabeth Keen and Harold Cooper, keep viewers engaged throughout the series.