Kelsey Grammer Dr. Frasier Crane Actor John Mahoney Martin Crane Actor Jane Leeves Daphne Moon Actor David Hyde Pierce Dr. Niles Crane Actor Peri Gilpin Roz Doyle Actor Dan Butler Bob 'Bulldog' Briscoe Actor Glenne Headly Gretchen Guest Voice Brian Cousins Gunnar Guest Star Irene Olga Lopez Marta Guest Star David Angell Executive Producer Peter Casey Executive Producer David Lee Executive Producer Christopher Lloyd Executive Producer Philip Charles MacKenzie Director Chuck Ranberg Writer Anne Flett-Giordano Writer