Robby Benson
— Jeremy Jones
Glynnis O'Connor
— Susan Rollins
Leonardo Cimino
— Cello Teacher
Ned Wilson
— Susan's Father
Len Bari
— Ralph Manzoni
Chris Bohn
— Jeremy's Father
Patricia Wheel
— Jeremy's Mother
Ted Sorel
— Music Class Teacher
Bruce Friedman
— Candy Store Owner
Eunice Anderson
— Susan's Aunt
Dennis Boutsikaris
— Danny (uncredited)