Klaus Kinski as Karl Gunther

Talia Balsam as Lori Bancroft

Barbara Whinnery as Harriet Watkins

Carole Francis as Jessica Marlow

Tane McClure as Sophie Fisher

Sally Brown as Martha White

Jack Heller as Alfred Lassiter

David Abbott as Hank Storm

Kenneth Robert Shippy as Josef Steiner

Sherry Buchanan as First Victim (uncredited)

David Schmoeller as Rejected Tenant (uncredited)