David Angell Creator, Executive Producer Peter Casey Creator, Executive Producer David Lee Creator, Executive Producer 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 Andrew Dorsett Young Frasier Guest Star Michael Welch Young Niles Guest Star Gabrielle Fitzpatrick Clare Guest Star Ron Dean Frank Guest Star David Manis Terrence Guest Star John LaMotta Duke Guest Star Mark Ryan Winston Guest Star Bill Gratton Leo Guest Star Al Fann Jimmy Guest Star Laurence Lau Steven Guest Star Adrian Neil Freddy Guest Star Christopher Lloyd Executive Producer Jeff Melman Director Rob Hanning Writer