Diane Keaton
Theresa
Tuesday Weld
Katherine
William Atherton
James
Richard Kiley
Mr. Dunn
Richard Gere
Tony
Alan Feinstein
Martin
Tom Berenger
Gary
Priscilla Pointer
Mrs. Dunn
Laurie Prange
Brigid
Joel Fabiani
Barney
Julius Harris
Black Cat
Richard Bright
George
LeVar Burton
Cap Jackson
Marilyn Coleman
Mrs. Jackson
Carole Mallory
Marvella
Mary Ann Mallis
Principal
Jolene Dellenbach
Teacher
Lou Fant
Teacher (as Louie Fant)
Eddie Garrett
Bartender
Alex Courtney
Arthur (as Alexander Courtney)
Brian Dennehy
Surgeon
Richard Venture
Doctor
Robert John Burke
Patrick
Robert Fields
Rafe
Richard O'Brien
Father Timothy
Tony Hawkins
Chuck
Caren Kaye
Rhoda
Dick Spangler
TV Announcer (as Richard Spangler)
Elizabeth Cheshire
Little Theresa
R.J. Adams
Man in Bar (uncredited)
Rutanya Alda
Deaf Teacher (uncredited)
Bob Harks
Man in Bar (uncredited)
John Lafferty
Undercover Police Officer (uncredited)
Bill Willens
Club Hustler (uncredited)