Kelsey Grammer Dr. Frasier Crane Actor, Executive Producer, Director John Mahoney Martin Crane Actor Jane Leeves Daphne Moon Actor David Hyde Pierce Dr. Niles Crane Actor Peri Gilpin Roz Doyle Actor Hal Landon Jr. Lasskopf Guest Star Ashley Thomas Alice May Doyle Guest Star James Oliver James the Barista Guest Star Cameron Bowen Young Frasier Guest Star Chase Armstrong Young Niles Guest Star Alex Morris Officer Guest Star David Angell Executive Producer Peter Casey Executive Producer David Lee Executive Producer Mark Reisman Executive Producer Dan O'Shannon Executive Producer Jon Sherman Writer