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Wayne Crawford as Mike Canfield |
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Jason Evers as Dr. Elliot Snow |
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Roberta Leighton as Liza Williams |
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Cliff Emmich as Lester |
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William Kerwin as Sheriff Ben Williams |
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Bert Freed as Jack |
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Barbara Keegan as Maggie Snow (as Bobbie Ellyne Kosstrin) |
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Jerry Albert as Bubba (as Jerry Rhodes) |
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Frank Logan as Sam |
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Harry Kerwin as Goverment Agent #1 |
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Rick Rhodes as Goverment Agent #2 |
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Robert G. Noe as Hotel Clerk |
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William Roundebush as Boy Student |
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Denise Taylor as Girl Student |
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Leigh Walsh as Girl Student |
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Dan Fitzgerald as Cook (as Daniel L. Fitzgerald) |
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Edmund Lupinski as Boy on Beach (as Ed Lupinski) |
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Kim Nichols as Girl on Beach |
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Matt King as Agent Leaving |
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David Renier as Arguing Man on Street #1 |
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Ray Michel as Arguing Man on Street #2 |
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Burt Richards as Security Guard #1 |
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Dick Sterling as Security Guard #2 |
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Scott Wohrman as Lobster Fishing Boy |
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Bob Hires as Car Fighting Man |
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Elizabeth Michel as Car Fighting Woman |
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Justin Byrd as Male Patient |
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Jill Shakoor as Girl With Dog |
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Bob Shields as Floyd |
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Scott Avery as Toby |
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Ruth Miller as Edna |
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Will Knickerbocker as Bill |
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Dan Fitzgerald as Cook |
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Edmund Lupinski as Boy on Beach |
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Craig Denney as Self - Presenter |
| Directing | Harry Kerwin | Director |
| Production | Wayne Crawford | Producer |
| Writing | Wayne Crawford | Screenplay |
| Writing | Harry Kerwin | Screenplay |
| Production | Harry Kerwin | Producer |
| Sound | Klaus Schulze | Original Music Composer |
| Camera | Edmund Gibson | Director of Photography |
| Editing | Jane McCulley | Editor |
| Costume & Make-Up | Barbara Kerwin | Costume Design |
| Camera | Wayne Crawford | Underwater Director of Photography |
| Writing | Wayne Crawford | Story |
| Writing | Harry Kerwin | Story |
| Directing | Betty Kerwin | Script Supervisor |
| Editing | Derek C. Anderson | Assistant Editor |
| Directing | Ed Wujciak | First Assistant Director |
| Directing | Francis A. Payne | Second Assistant Director |
| Production | Emily S. Riddell | Production Manager |
| Lighting | Charles Hines | Gaffer |
| Camera | John Partipilo | Still Photographer |
| Costume & Make-Up | Barbara Kerwin | Makeup Artist |
| Costume & Make-Up | Elizabeth Lambert | Makeup Artist |
| Camera | Nik Petrik | Key Grip |
