This week the DVD Savant takes a look at Disney's 20,000 Leagues Under the Sea a perfect picture that doesn't seem to age, A trio of top Western titles from Unviersal rom the Anthony Mann - James Stewart collaboration of the '50s: Winchester '73, Bend of the River and The Far Country, Cary Grant 's farewell role is in the unheralded Walk, Don't Run, an unassuming and quiet little screwball comedy set in the Tokyo housing shortage during the 1964 Olympics, And finally, Bryan Forbes scores a hit with the cynical, incisive King Rat, a bleak prison tale where Black Marketeer George Segal's schemes and corruption get totally out of hand - a superior drama with a top cast. Read all this and more in this week's DVD Savant.