Dial "M" for Murder (by Frederick Knott) is that always welcome visitor, an unusually satisfying thriller. Playwright Knott is not only more ingenious than most members of the current Spine Trust, but being British is more urbane as well. Maurice Evans has abandoned battlements and blank verse to play a dinner-jacketed modern villain, while John Williams, as a Scotland Yard inspector, sees justice done with engaging suavity.
There is no mystery to Dial "M". Maurice Evans has married for money, and in his eagerness to collect it, decides to do away with his wife (Gusti Huber). He devises a neat plan and...