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 Lesley Ann Warren Tina Guest Star Tim Bagley Larry Guest Star Morgan Nagler Salesperson Guest Star Cal Bartlett Trainer Guest Star James Burrows Executive Producer, Director Jeff Greenstein Executive Producer Bruce Alden Producer Peter Chakos Producer Adam Barr Writer