Jigsaw

Michael J. Pollard

Dill

Harry Guardino

Arthur Belding

Bradford Dillman

Jonathan Fields

Hope Lange

Helen Atterbury

Pat Hingle

Lew Haley

Susan Saint James

Ida

Diana Hyland

Sarah

Victor Jory

Edward Arkroyd

Paul Stewart

Dr. Simon Joshua

Roy Jenson

Arnie

Lev Mailer

Susanne Benton

Arlene

Jim Creech

Kent McCord

Joan Bradley

James Doohan

Building Superintendent (uncredited)

Donald Mitchell

Peter (uncredited)