Mr. Williamson has neither the great Barrymore profile nor the grand, booming, actorly Barrymore voice, but after a few minutes he becomes a very convincing representation of the unhappy star.
Most of the convincing representations of the human figure in modern art have not been easily compatible with newness, perfectability and progress, three ideas that continue to shape 20th-century art.
One of the reasons the SNP won so resoundingly in May was that their very convincing representation of themselves as an "anti-establishment" party.
But his works, characterized by mastery of perspective, subtlety in color and light and convincing representations of the human figure, endure.
The Christian painting may be at once a holy picture and a convincing representation of a woman tenderly cradling her son, seen in front of a north Italian landscape.
Miss Graham's dance dramas are the most convincing representations I know of the vastness of the unconscious, where as Edwin Denby once said, "folly is at home, easy to watch and hard to take."
Codemasters want the most convincing representation of the sport, but refuse to leave the uninitiated behind.
Instead of just creating a functional robot, they create a convincing representation of a baby dinosaur.
The value of his work is not merely found in the convincing representations of people, objects or places, but more in its ability to convey his perceptions of an interactive space.
They've got to be convincing in their physical presence if they're going to satisfy the audience's totally understandable demand for convincing representation of psychological reality.