Christine Baranski Diane Lockhart Actor Cush Jumbo Lucca Quinn Actor Rose Leslie Maia Rindell Actor Delroy Lindo Adrian Boseman Actor Audra McDonald Liz Reddick-Lawrence Actor Sarah Steele Marissa Gold Actor Michael Boatman Julius Cain Actor Nyambi Nyambi Jay Dipersia Actor Michael Sheen Roland Blum Actor Michael J. Fox Louis Canning Guest Star Zach Grenier David Lee Guest Star Robert King Executive Producer Michelle King Executive Producer Ridley Scott Executive Producer David W. Zucker Executive Producer Liz Glotzer Executive Producer Brooke Kennedy Executive Producer William M. Finkelstein Executive Producer Jonathan Tolins Writer Kevin Rodney Sullivan Director