Knife in the Water— Full Cast

Leon Niemczyk

as Andrzej

C. Thomas Howell

as Dr. Alex Kennedy

Jolanta Umecka

as Krystyna

Carol Alt

as Karen Oldham

Zygmunt Malanowicz

as Young Man

Chris William Martin

as Jimmy Stack

Roman Polanski

as Young Man (voice)

Fabiana Udenio

as Pia Claire

Anna Ciepielewska

as Krystyna (voice)

Tyler Hynes

as Will Bauer

Rob Stewart

as Andrew Talbott

Gabriel Hogan

as Falconer John

Joseph Scoren

as Elder Balaam