Phase IV (1974)
Un mystérieux signal est lance de l'espace. Sur Terre, dans le désert d'Arizona, des fourmis noires d'une espèce inconnue attaquent les humains. Au cours de ses observations en Arizona, l'entomologiste Ernest D. Hubbs est intrigué par une variété inconnue de fourmis noires, qui élimine un à un ses prédateurs. Un phénomène contre-nature qu'il décide d'étudier avec la collaboration de son assistant, James Lesko, spécialiste du langage animal. Tous deux installent sur place un laboratoire ultramoderne et entament une série d'expériences, non sans avoir évacué la région. Mais un couple de vieillards, les Eldridge, refuse d'abandonner la ferme qu'il occupe avec sa petite fille, Kendra...
Directeur: Saul Bass
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Nigel Davenport as Dr. Ernest D. Hubbs |
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Michael Murphy as James R. Lesko |
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Lynne Frederick as Kendra Eldridge |
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Alan Gifford as Mr. Eldridge |
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Robert Henderson as Clete |
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Helen Horton as Mildred Eldridge |
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David Healy as Radio Announcer (voice) (uncredited) |
| Directing | Saul Bass | Director |
| Sound | Brian Gascoigne | Original Music Composer |
| Editing | Willy Kemplen | Editor |
| Production | Paul B. Radin | Producer |
| Camera | Dick Bush | Director of Photography |
| Costume & Make-Up | Verena Coleman | Costume Design |
| Art | John Barry | Art Direction |
| Costume & Make-Up | Freddie Williamson | Makeup Artist |
| Sound | Norman Bolland | Sound Recordist |
| Directing | William P. Cartlidge | Assistant Director |
| Crew | John Richardson | Special Effects |
| Camera | Keith Hamshere | Still Photographer |
| Production | Eva Monley | Production Manager |
| Camera | Dennis C. Lewiston | Camera Operator |
| Costume & Make-Up | Rosemary Burrows | Wardrobe Supervisor |
| Art | Saul Bass | Title Designer |
| Production | Ivo Nightingale | Location Manager |
| Sound | Bob Jones | Sound Mixer |
| Art | Bill Welch | Construction Manager |
| Sound | Brian Gascoigne | Conductor |
| Production | Ron Phipps | Production Accountant |
| Crew | Stomu Yamashta | Additional Music |
| Art | Norman Reynolds | Assistant Art Director |
| Camera | Ken Middleham | Additional Photography |
| Sound | David Vorhaus | Musician |
| Production | Alan Arnold | Publicist |
| Crew | Rex Neville | Special Effects |
| Costume & Make-Up | Betty Glasow | Hairdresser |
| Crew | Jack Mills | Second Unit Cinematographer |
| Directing | Pamela Carlton | Continuity |
| Lighting | John Swan | Electrician |
| Sound | John Poyner | Sound Editor |
| Production | Iris Rose | Production Secretary |
| Writing | Mayo Simon | Writer |