The novel’s first TV adaptation was directed by John Davies and Tony Wharmby. It also starred Fawlty Towers actress Connie Booth, who played Sylvia Bassington-ffrench.
During an interview, showrunner Hugh opened up about the major theory he believed could have inspired Agatha Christie to write the murder mystery.
He stated: “I have a theory about this book, but I’ve got no evidence for the theory, but I cling to it.
“Agatha Christie wrote this book the year after Dashiell Hammett published The Thin Man, which immediately made it to film where William Powell and Myra Loy were just sublime, I mean unmatchable [a] sort of comic, romantic couple.”