WILL amp GRACE will round out casting for Season 1 with the following guest stars, who will appear in future episodes. Alec Baldwin will reprise his role as Malcolm Widmark, Blythe Danner will reprise her role as Marilyn Truman Will's mom, Sara Rue will reprise her role as Joyce Grace's sister. Mary McCormack and Robert Klein will also guest star.
SOURCE: BroadwayWorld at 01:16PM on January 18, 2018