Starting out in the CBS daytime drama "The Young and the Restless" as well as froth such as "B.J. & The Bear" and its "Lobo" spin-offs, Brian Kerwin developed into a leading man of numerous TV miniseries and a fine supporting actor to many of Hollywood's leading ladies. In fact, one might say Kerwin is one of the 'kings of the miniseries'. His first was the "The Chisholms" (CBS, 1979), a Western, and since then he has appeared in "Power" (NBC, 1980), loosely based on the life of Jimmy Hoffa, the Civil War drama "The Blue and the Gray" (CBS, 1982), Simon Wincer's "Bluegrass" (CBS, 1988), about