Max Mutchnick Creator, Executive Producer David Kohan Creator, Executive Producer Eric McCormack Will Truman Actor Debra Messing Grace Adler Actor Sean Hayes Jack McFarland Actor Megan Mullally Karen Walker Actor Brian Jordan Alvarez Jordan Guest Star Clinton Leupp Miss Coco Guest Star Matt Bomer McCoy Whitman Guest Star Charles C. Stevenson Jr. Smitty Guest Star Samira Wiley Nikki Guest Star Reid Scott Marcus Guest Star James Burrows Executive Producer, Director Alex Herschlag Executive Producer, Writer Tracy Poust Executive Producer Jon Kinnally Executive Producer Suzanne Martin Writer