Who were Charters and Caldicott

I don’t know about you, but when I’m watching a classic movie I’m always taken by the characters on the edge of the action. The more than curious bystander who gets caught up in the action almost accidentally. Take Alfred Hitchcock’s classic take on Agatha Christie’s novel The Lady Vanishes. Two inept and veddy British cricket fans  are amongst passengers on a train out of the European country of...