But even if you saw it last time, you are strongly advised -- no, urged -- to return. The reasons to do so include both a familiar face in the cast and a few new ones.Alan Cumming, whose indelibly naughty, biting performance redefined the role of the Klub's Emcee, revisits the character with renewed senses of mischief and urgency that will leave you riveted, from the moment he introduces a deliciously bawdy Willkommen to his final, chilling adieu. The Scottish Cumming is joined by two of today's finest American stage actors, Linda Emond and Danny Burstein, who lend fresh insights...The real revelation of this Cabaret, though, is its leading lady, the film star Michelle Williams...Williams brings to the role a pained fragility that feels distinctive, and makes Sally's determination to not face either her past or the world crumbling around her especially poignant...It's a star turn that, even in this rich season, is truly unmissable -- as is this Cabaret in general.