Tatum O'Neal as Sarah Norton

Richard Burton as Ashley St. Clair

Norma Dell'Agnese as Ruspoli

Donann Cavin as Smitty

Elan Ross Gibson as Gym Teacher

Maggie Morris as Music Teacher

Larry Ewashen as Men at the Cinema

Robin Gammell as Mr. Norton

Patricia Collins as Mrs. Norton

Michael Wincott as Paul

Daisy White as School Secretary

George Bourne Sr. as Old Man

Bibi Caspari as Mime

Gordon Jocelyn as Antiquary

Brendan McKane as Man at the Terrace

A. Frank Ruffo as Man at the Terrace

Morison Bock as Man at the Terrace

Yanka Van Der Kolk as Art Gallery Receptionist

Nuala Fitzgerald as Claudia Aldrich

Mack Dolgy as Art Gallery Client

Leo Leyden as Harold Bodel

Leslie Carlson as Doctor at the Hospital

Kate Reid as Doctor Emily Reed

Patrick Patterson as Mover

Pam Hyatt as Mrs. Smyth

Doug Smith as Mr. Smyth

Grace Stevens as Mrs. Ruspoli

Jimmy Leone as Mr. Ruspoli

Elias Zarou as Doorman

Lee Majors as Theatre Patron (uncredited)

Ryan O'Neal as Theatre Patron (uncredited)