'Will & Grace': Megan Mullally & Sean Hayes Talk Alec Baldwin's Return As Malcolm

At PaleyFest 2018, held at the Dolby Theatre in Hollywood, Megan Mullally (Karen), Debra Messing (Grace), Sean Hayes (Jack) and Eric McCormack (Will) dish on Alec Baldwin's return to "Will & Grace" as Malcolm Widmark for the final two episodes of the revival's season. "Will & Grace" airs Thursdays at 9/8c on NBC.