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 Victor Garber Peter Bovington Guest Star Rip Taylor Himself Guest Star James Burrows Executive Producer, Director Alex Herschlag Executive Producer David Flebotte Executive Producer Gail Lerner Writer