From Wikipedia:
The review aggregator website Rotten Tomatoes reported an approval rating of 56% based on 25 reviews, with an average rating of 5.36/10. The website's consensus reads, "Instinct is ultimately an underwhelming police procedural, despite having Alan Cumming in its arsenal." Metacritic, which uses a weighted average, assigned the series a score of 53 out of 100 based on 12 reviews, indicating "mixed or average reviews".