In this drama an Israeli intelligence agent poses as a tour guide to ingratiate himself to a young woman and her gay brother. He hopes they will reveal the location of their grandfather, an aging Nazi war criminal he is to kill. Letterboxed; DVD includes English, German and Hebrew audio track, English subtitles, making-of featurette. Director Eytan Fox; stars Lior Ashkenazi; Knut Berger, Caroline Peters, Gideon Schemer, Eyal Rozales. Walk on Water. Closed captioned.