Warning Sign_
"Modern man. Science has given him the ultimate power to create new forms of life. But with that power comes overwhelming responsibility...and danger."
An accident occurs in an ultra-secret government biological weapons laboratory spreading a sinister bacteria.
Starring
Sam Waterston, Kathleen Quinlan, Yaphet Kotto
Box Office
$1.9M
Updated Feb 16, 2026
WHERE TO WATCH
G
Google Play
6 countries
Apple TV
6 countries
Prime Video
6 countries
YouTube
4 countries
DROPTHE_ GOSSIP
Box office
Warning Sign earned $1.9M worldwide on a $708K budget — a 171% return on investment.
Year context
Warning Sign was released 41 years ago in 1985.
Warning Sign is a Drama, Science Fiction, Thriller film with a runtime of 1h 39m.
CAST (20)
Sam Waterston
Cal Morse
Kathleen Quinlan
Joanie Morse
Yaphet Kotto
Major Connolly
Jeffrey DeMunn
Dr. Dan Fairchild
Richard Dysart
Dr. Nielsen
G.W. Bailey
Tom Schmidt
Jerry Hardin
Vic Flint
Rick Rossovich
Bob
CC
Cynthia Carle
Dana
Scott Paulin
Captain Walston
Kavi Raz
Dr. Ramesh Kapoor
Keith Szarabajka
Tippett
J. Patrick McNamara
Connolly's Aide
Tom McFadden
Deputy Grazie
Jack Thibeau
Pisarczyk
Kyle T. Heffner
Video Technician #1
Meshach Taylor
Video Technician #2
Lori Hallier
TV Reporter
Jeannie Epper
Woman on Video Screen
Bernard Behrens
(uncredited)
BOX OFFICE
$708K
Budget
$1.9M
Revenue
+171%
ROI
BLOCKBUSTER
Verdict
DETAILS
Release
Status
Released
Runtime
99 min (1h 39m)
Country
Rating
6.0/10 (74 votes)
Budget
$707,990
Box Office
$1,918,117
Profit
+$1,210,127
FREQUENTLY ASKED QUESTIONS
What is Warning Sign about?
An accident occurs in an ultra-secret government biological weapons laboratory spreading a sinister bacteria.
How long is Warning Sign?
Warning Sign has a runtime of 99 minutes (1h 39m).
Who stars in Warning Sign?
The cast of Warning Sign includes Sam Waterston, Kathleen Quinlan, Yaphet Kotto, Jeffrey DeMunn, Richard Dysart.
How much did Warning Sign make at the box office?
Warning Sign earned $1,918,117 worldwide at the box office. The production budget was $707,990.
What is the rating of Warning Sign?
Warning Sign has a rating of 6.0 out of 10 based on 74 votes on TMDB.
GENRES (3)
Drama
Science Fiction
Thriller