The film received positive reviews from critics and has a "Certified Fresh" rating of 83% on Rotten Tomatoes based on 131 reviews, with an average rating of 6.9/10. The consensus states "Hauntingly bleak and thrillingly ambitious, The Double offers Jesse Eisenberg a pair of compelling roles while reaffirming writer-director Richard Ayoade's remarkable talent." The film also has a score of 68 out of 100 on Metacritic based on 31 critics, indicating "Generally favorable reviews".
