What the Peeper Saw (1972)

A wealthy author's second wife begins to suspect that her 12-year old stepson may have murdered his mother, who mysteriously died in a bathtub accident.

IMDb rating	5.8
Producers	Corona Filmproduktion, Cemo Film, Eguiluz Films
Original title	La tua presenza nuda!
Directors	James Kelley, Andrea Bianchi, Isabel Mulá
Writers	Erich Kröhnke, Bautista Lacasa Nebot, Andrea Bianchi, Trevor Preston

Cast

Mark Lester

as Marcus

Britt Ekland

as Elise

Hardy Krüger

as Paul

Lilli Palmer

as Dr. Viorne

Harry Andrews

as Headmaster

Conchita Montes

as Sophie

Colette Giacobine

as Sarah