Anthony Perkins as Norman Bates

Henry Thomas as Young Norman Bates

Olivia Hussey as Norma Bates

CCH Pounder as Fran Ambrose

Warren Frost as Dr. Leo Richmond

Donna Mitchell as Connie Bates

Thomas Schuster as Chet Rudolph

Sharen Camille as Holly

Bobbi Evors as Gloria

John Landis as Mike Calveccio

Kurt Paul as Raymond Linette

Cynthia Garris as Ellen Stevens

Alice Hirson as Mother (voice)