Wiktionary
cast a chill
vb. (context figuratively English) To provoke an uneasy feeling which stops a conversation, as by an uncalled act or word.
Usage examples of "cast a chill".
I was glad to see Abel again, and know he was physically well, at least-but I couldn't deny that the sight of him cast a chill over my heart.
It cast a chill over the cheeriness of the moment for Ryan, though he said nothing to any of his friends.