Chi c'è in fondo a quella scala...

Jonathan Banks

PIN (voice)

David Hewlett

Leon

Cynthia Preston

Ursula

Terry O'Quinn

Dr. Frank Linden

Bronwen Mantel

Mrs. Linden

John Pyper-Ferguson

Stan Fraker

Helene Udy

Marcia Bateman

Patricia Collins

Aunt Dorothy

Steven Bednarski

Leon - Age 13

Jacob Tierney

Leon - Age 7

Katie Shingler

Ursula - Age 11

Michelle Anderson

Ursula - Age 5