An enzyme from a rock fossil Mark finds on the sea floor with the properties of changing people's personalities gets into C.W's coffee while Mark and Elizabeth are sent to recover a lost survey probe with a deadly self destruct booby trap.

Director:

Dann Cahn

Writers:

Stephen Kandel, Mayo Simon (created by) | 1 more credit »
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Cast

Episode credited cast:
Patrick Duffy ... Mark Harris
Belinda Montgomery ... Dr. Elizabeth Merrill
Alan Fudge ... C.W. Crawford
Rest of cast listed alphabetically:
Michael Alaimo Michael Alaimo ... Cab Driver
Val Avery ... Lew
Frank Bonner ... Bartender
Michele Carey ... Belle
Garrett Craig Garrett Craig ... Chauffer
Nancy Dalziel Nancy Dalziel ... Woman at Bar
Anson Downes ... Airlock Officer
Jean Marie Hon Jean Marie Hon ... Jane
Victor Lopez Victor Lopez ... Chuey
Raf Mauro ... Maitre D'
Ed Penny Ed Penny ... Henchman
Pamela Peters Solow Pamela Peters Solow ... Sarah
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Storyline

An enzyme from a rock fossil Mark finds on the sea floor with the properties of changing people's personalities gets into C.W's coffee while Mark and Elizabeth are sent to recover a lost survey probe with a deadly self destruct booby trap.

Plot Summary | Add Synopsis

Plot Keywords:

jekyll and hyde | enzyme | See All (2) »

Genres:

Adventure | Sci-Fi

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Details

Language:

English

Release Date:

13 December 1977 (USA) See more »

Company Credits

Production Co:

Solow Production Company See more »
Show more on IMDbPro »

Technical Specs

Sound Mix:

Mono

Color:

Color

Aspect Ratio:

1.33 : 1
See full technical specs »
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Did You Know?

Trivia

The title makes reference to the novel 'The Strange Case of Dr Jekyll and Mr Hyde' by Robert Louis Stevenson. See more »

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