Enter at your own risk... for there is no such thing as a truly empty room

After his younger sister is poisoned, a tough Ottawa cop embarks on a violent journey through Montreal to find her killer, which turns into a whirlpool of revenge and betrayal.

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Main Cast: Stuart Whitman, John Saxon, Martin Landau, Tisa Farrow, Carole Laure, Jean LeClerc, Gayle Hunnicutt, Peter MacNeill, Jean Marchand, Andrée St-Laurent

Director: Alberto De Martino

Writers: Gianfranco Clerici, Vincenzo Mannino

Editor: Vincenzo Tomassi

Cinematographer: Joe D'Amato

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