Perhaps not one of Billy Wilder's most famous of films, but this penultimate effort is certainly one of his more intriguing. The story is told starting from the moment of the death of the actress "Fedora" (Marthe Keller) and so it is basically about the circumstances that led to her being hit by a train (suicide/accident?). William Holden ("Dutch Detweiler") has seen better days as an Hollywood producer, and so…