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 Dan Butler Bulldog Briscoe Guest Star Edward Hibbert Gil Chesterton Guest Star Patrick Kerr Noel Shempsky Guest Star Bess Armstrong Kelly Kirkland Guest Star Bill Kirchenbauer Wayne Guest Star Tom McGowan Kenny Daly Guest Star Stanley Tucci Morrie Guest Voice Penny Marshall Celeste Guest Voice Estelle Parsons Celeste's Mother Guest Voice Hilary Duff Britney 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 Sam Johnson Writer Chris Marcil Writer Jeffrey Richman Writer Jon Sherman Writer Bob Daily Writer Patricia Breen Writer