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 Tom Gallop Rob Guest Star Leigh-Allyn Baker Ellen Guest Star Ever Carradine Pam Guest Star Sara Rue Joyce Adler Guest Star Neil Vipond Julius Guest Star Raymond Forchion Clayton Guest Star Michael D. Trail Guy Guest Star Martina Navratilova Martina Navratilova Guest Star James Burrows Director, Executive Producer Jeff Greenstein Executive Producer, Writer Tracy Poust Producer Jon Kinnally Producer