Stand outside the huge gates to Doris Day’s fortress-like home in California’s beautiful Carmel Valley and you can sometimes hear the sound of the canine companions who share the Hollywood star’s life. It’s been some years since Day, now 91 and so reclusive many may be surprised to learn she is still alive, used to steal through the streets of the nearby town of Carmel in the middle of the night on a regular basis. Locals would watch in surprise as she rounded up stray dogs and emaciated cats, bundling them in her car to take home and look after...