As the small town motion-picture projectionist who is studying to be a detective on the side, Keaton is seen to great advantage. The picture seems to be funnier than Our Hospitality, measuring well up to the standard of Three Ages.

[Sherlock, Jr.] is about the best thing this "straight face" comedian has done.

There is an extremely good comedy which will give you plenty of amusement, so long as you permit Mr. Keaton to glide into his work with his usual deliberation.

...Keaton offers up a series of jaw-dropping stunts that prove effective (to say the least) at sustaining one’s interest for the duration of the movie’s 45 minutes...