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 |
| Production | Paul B. Radin | Producer |
| Sound | Brian Gascoigne | Original Music Composer |
| Camera | Dick Bush | Director of Photography |
| Editing | Willy Kemplen | Editor |
| Art | John Barry | Art Direction |
| Costume & Make-Up | Verena Coleman | Costume Design |
| Costume & Make-Up | Freddie Williamson | Makeup Artist |
| Production | Eva Monley | Production Manager |
| Directing | William P. Cartlidge | Assistant Director |
| Sound | Norman Bolland | Sound Recordist |
| Crew | John Richardson | Special Effects |
| Camera | Keith Hamshere | Still Photographer |
| Camera | Dennis C. Lewiston | Camera Operator |
| Costume & Make-Up | Rosemary Burrows | Wardrobe Supervisor |
| Production | Ivo Nightingale | Location Manager |
| Art | Saul Bass | Title Designer |
| Lighting | John Swan | Electrician |
| Camera | Ken Middleham | Additional Photography |
| Sound | Brian Gascoigne | Conductor |
| Sound | David Vorhaus | Musician |
| Crew | Stomu Yamashta | Additional Music |
| Crew | Rex Neville | Special Effects |
| Art | Norman Reynolds | Assistant Art Director |
| Crew | Jack Mills | Second Unit Cinematographer |
| Sound | Bob Jones | Sound Mixer |
| Sound | John Poyner | Sound Editor |
| Art | Bill Welch | Construction Manager |
| Directing | Pamela Carlton | Continuity |
| Costume & Make-Up | Betty Glasow | Hairdresser |
| Production | Alan Arnold | Publicist |
| Production | Iris Rose | Production Secretary |
| Production | Ron Phipps | Production Accountant |
| Writing | Mayo Simon | Writer |