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Donald Pleasence as Ralph Logan |
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Kate Reid as Gladys |
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Don Calfa as Mazella |
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Paul Lam as |
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David Thomas as |
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Chief Leonard George as (as Leonard George) |
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Greg George as |
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Stanley James as |
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Bernard Edwards as |
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Yvonne Weisner as |
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Isaac Paul as |
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Frederick Earl as |
| Directing | Gerald Potterton | Director |
| Writing | Gerald Potterton | Writer |
| Camera | Robert Saad | Director of Photography |
| Editing | Marlene Fletcher | Editor |
| Sound | Howard Blake | Original Music Composer |
| Art | Reg Tunnicliffe | Set Decoration |
| Costume & Make-Up | Ilse Richter | Costume Designer |
| Costume & Make-Up | Maureen Sweeney | Costume Designer |
| Costume & Make-Up | Maureen Sweeney | Makeup Artist |
| Production | Robert Baylis | Production Manager |
| Production | Stan Schwartz | Unit Manager |
| Art | Bob Gurski | Props |
| Art | Reg Tunnicliffe | Props |
| Sound | Joe Grimaldi | Sound Re-Recording Mixer |
| Sound | Peter Hearn | Sound Editor |
| Sound | Billy Nobels | Location Sound Recordist |
| Sound | Patrick Spence-Thomas | Location Sound Recordist |
| Sound | Barry Steckler | Sound Assistant |
| Camera | Denis Deslauriers | Grip |
| Lighting | Aurèle Dion | Gaffer |
| Camera | Bruno Engler | Still Photographer |
| Camera | Jonathan Hackett | Grip |
| Camera | Rick Maguire | Assistant Camera |
| Camera | Paul Mitchnick | Assistant Camera |
| Editing | Peter Biggs | Assistant Editor |
| Directing | Monique Champagne | Continuity |
| Crew | Jocelyne Chevrier | Technical Advisor |
| Production | James Cummings | Production Assistant |
| Crew | Alain Depairon | Technical Advisor |
| Crew | Bruno Engler | Technical Advisor |
| Production | Christopher Galt | Production Assistant |
| Production | Ginette Latour | Production Assistant |
| Production | Anthony Robinow | Producer |
| Production | Murray Shostak | Executive Producer |
