Reviewed by GREG KING Director: Kenneth Branagh Stars: Kenneth Branagh, Michelle Pfeiffer, Johnny Depp, Willem Dafoe, Daisy Ridley, Josh Gad, Judi Dench, Olivia Colman, Penelope Cruz, Leslie Odom jr, Lucy Boynton, Sergei Polunin, Tom Bateman, Manuel Garcia-Rulfo. Strangers On A Train? Agatha Christie is the world's best-selling author, having sold some 2 billion copies of her crime and mystery novels. She has written 66 novels, 33 of which feature her famous creation, the arrogant, fastidious and brilliant Belgian sleuth Hercule Poirot. Many of her books …