![Warning Sign Poster](https://image.tmdb.org/t/p/w500//bcwnXp1fESWS4oMnEgSgT7weEWC.jpg)
Warning Sign
60.00%
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August 23, 1985
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Drama, Science Fiction, Thriller
An accident occurs in an ultra-secret government biological weapons laboratory spreading a sinister bacteria.
Featured Crew
Mickey S. Michaels
Set Decoration
Hal Barwood
Director
Hal Barwood
Writer
Cast
![Sam Waterston](https://image.tmdb.org/t/p/w300//fKmtS6OdDWPiAdxZflbJGz1eWml.jpg)
Sam Waterston
Cal Morse
![Kathleen Quinlan](https://image.tmdb.org/t/p/w300//lqcsQzS7cs3H58C1rzls575MN5x.jpg)
Kathleen Quinlan
Joanie Morse
![Yaphet Kotto](https://image.tmdb.org/t/p/w300//f0jquWLj22hvYf6PTIggdolhiDx.jpg)
Yaphet Kotto
Major Connolly
![Jeffrey DeMunn](https://image.tmdb.org/t/p/w300//eSouAAduXaziFpqLw59AG55jtGY.jpg)
Jeffrey DeMunn
Dr. Dan Fairchild
![Richard Dysart](https://image.tmdb.org/t/p/w300//yQOaZexN3YbqGWOguu2VrjsvX2G.jpg)
Richard Dysart
Dr. Nielsen