Kelsey Grammer Dr. Frasier Crane Actor, Executive Producer John Mahoney Martin Crane Actor Jane Leeves Daphne Moon Actor David Hyde Pierce Dr. Niles Crane Actor Peri Gilpin Roz Doyle Actor Rhea Perlman Carla Tortelli LeBec Guest Star John Ratzenberger Cliff Clavin Guest Star George Wendt Norm Peterson Guest Star Philip Perlman Phil Guest Star Paul Willson Paul Krapence Guest Star Raye Birk Walt Twitchell Guest Star Rufus Wainwright Jeremy Guest Voice David Angell Executive Producer Peter Casey Executive Producer David Lee Executive Producer Mark Reisman Executive Producer Dan O'Shannon Executive Producer Sheldon Epps Director Heide Perlman Writer