Continuity mistake: When everyone is running out of the theater, a woman with a red belt and yellow purse can be seen exiting with the other terrified patrons. A few seconds later, the exact same woman is seen running out of the theater again.
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The Blob (1958)
Ending / spoiler
Directed by: Irvin S. Yeaworth Jr., Russell S. Doughten Jr.
Starring: Steve McQueen, Aneta Corsaut, Earl Rowe, Olin Howland
Steve discovers that the blob hates cold temperatures. The firefighters and some students fight off the blob with C02 fire extinguishers and the blob freezes. The army takes the blob and drops it off in the North Pole.
Wendigo
Steve Andrews: You sure you want to go with me?
Jane Martin: Yes.
Steve Andrews: I wouldn't give much for our chances, us running around in the middle of the night, looking for something that if we found it, it might kill us.
Question: The movie was made in 1958, why does the calendar in police station show July 1957?
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Answer: Because movies aren't always set in the year they're released. Absent any conflicting information, the assumption must be that the events of the movie take place around July 1957.