In Columbo's first outing, a psychiatrist uses a patient he is having an affair with to help him kill his wife, but his perfect alibi may come apart at the hands of a seemingly befuddled LAPD lieutenant.
Bitter and hateful, the Grinch is irritated at the thought of a nearby village having a happy time celebrating Christmas. Disguised as Santa Claus, with his dog made to look like a reindeer, he decides to raid the village to steal all the Christmas things.
Two miners agree to guide a mysterious woman, who has appeared in their camp from nowhere, to a nearby town; but soon, because of her erratic behavior, they begin to suspect that her true purpose is quite different.