George Segal

Dr. Frank Bower

Stockard Channing

Helen Bower

Andrew Robinson

Doctor Royce

Nancy Cartwright

Jean

Christa Denton

Kelly Bower

Tate Donovan

Ricky

Laura Harrington

Melody

Shawnee Smith

Carol

Viveka Davis

Susan Bower

Kathleen Wilhoite

Penny

Kathleen York

Linda

Chad Allen

Bobby

John Gowans

Mr. Sutter

Biff Yeager

Parent

John Philbin

Brian

Chris Tashima

Student (uncredited)