Hercule Poirot, with his distinctive moustache and fastidious ways, is one of Agatha Christie's finest creations, and one of the world's best-loved detectives. Through his television performance in ITV's Agatha Christie's Poirot, David Suchet has become inextricably linked with the "little Belgian," a man whom he has grown to love dearly through an intimate relationship lasting more than 20 years. Here, he shares his many memories of creating this iconic television series, and reflects on what the detective has meant to him over the years.