The murder of 21-year-old actress Eileen Isabella Ronnie Gibson, who went by the name stage name of Gay Gibson, whilst she was travelling home from South Africa aboard the Durban Castle, in October 1947, made headlines across Britain and the world. Also known as the ‘Porthole Murder,’ thanks to the method in which Gay’s body was disposed, the case gained notoriety due to its parallels with film noir and popular fiction penned by Agatha Christie. In part one of a …