Kay
Arnold
Doctor Feld
Eileen, Kay's Friend
Brad, Their Son
Molly, Their Daughter
Mark, Their Son-in-Law
Vince, Arnold's Friend
Cora, The Waitress
Karen, The Bartender
Charlie, The Docent
Danny, The Bookstore Clerk (as Daniel J. Flaherty)
Mike, The Innkeeper
Carol, The Neighbor
Ann, The Happy Wife
Jack, The Happy Husband
Dana, Doctor Feld's Wife
Ronnie, The Taxi Driver
John, The Waiter
Maddie, Brad's Girlfriend
Lee, The Unhappy Wife
Paul, The Unhappy Husband (as Paul J. Letersky)
Rogina, The Exiting Patient
Steve, The Grocery Shopper
(voice)
Waiter (uncredited)
Man Walking on Beach (uncredited)
Airplane Passenger (uncredited)
Disgusted Grocery Shopper (uncredited)
Car Driver (uncredited)
Driver (uncredited)
Wife (uncredited)
Sam (uncredited)
Mike, The Bar Patron (uncredited)
Pedestrian (uncredited)
Garbage Man (uncredited)
Diner at Inn (uncredited)
Bride (uncredited)
Maine Fisherman (uncredited)