David Kohan Creator, Executive Producer Max Mutchnick Creator, Executive Producer Eric McCormack Will Truman Actor Debra Messing Grace Adler Actor Sean Hayes Jack McFarland Actor Megan Mullally Karen Walker Actor Shelley Morrison Rosario Salazar Actor Debbie Reynolds Bobbi Adler Guest Star Daryl Hall Himself Guest Star John Oates Himself Guest Star Leigh-Allyn Baker Ellen Guest Star Taye Diggs James Hanson Guest Star Jerry Levine Joe Guest Star Tim Bagley Larry Guest Star James Burrows Executive Producer, Director Alex Herschlag Executive Producer David Flebotte Executive Producer Abraham Higginbotham Writer Gary Janetti Executive Producer Tim Kaiser Executive Producer Jon Kinnally Executive Producer Greg Malins Executive Producer Tracy Poust Executive Producer