1985 Warning Sign An accident occurs in an ultra-secret government biological weapons laboratory spreading a sinister bacteria. Credits Director Hal Barwood Producers Hal Barwood , Jim Bloom , Matthew Robbins Writers Hal Barwood , Matthew Robbins Cinematographer Dean Cundey Editor Robert Lawrence Production Design Henry Bumstead Costume Design Aggie Guerard Rodgers Composer Craig Safan Visual Effects Gregory L. McMurry Casting Susan Arnold Cast Sam Waterston , Kathleen Quinlan , Yaphet Kotto , Jeffrey DeMunn , Richard Dysart , G.W. Bailey , Jerry Hardin , Rick Rossovich , Cynthia Carle , Scott Paulin Studios 20th Century Fox , SLM Production Group Genres Drama Thriller Science Fiction External IMDb Amazon Posters 5
