Christian Borle, Uma Thurman, Jack Davenport Photo

From: Photo Flash: Uma Thurman Channels Marilyn on Tonight's SMASH

On tonight's episode of SMASH entitled 'The Movie Star', 'Bombshell' is turned upside-down by the arrival of movie star Rebecca Duvall (special guest star Uma Thurman). Karen (Katharine McPhee) and Ivy (Megan Hilty) are drawn into an uneasy alliance against their new rival -- but can they overcome their history? The romance between Tom (Christian Borle) and Sam (Leslie Odom, Jr.) heats up, while Julia (Debra Messing) and Frank (Brian d'Arcy James) must put aside their differences to address a family crisis. The episode airs Monday, April 16 at 10:00 pm/ET on the NBC network.