Dr. Crippen, whose real name was Hawley Harvey Crippen, was described by people as a mild-mannered and unassuming individual. However, he gained notoriety for his role in one of the most infamous murder cases in British history in 1910, when he was accused and convicted of killing his wife, Cora Crippen. The case received widespread attention, and Crippen was portrayed as a deceptive and calculating figure in the media.