While surprise albums are becoming more common, surprise movies from well-known directors are rare.

Enter Michael Moore. The documentarian behind “Bowling for Columbine” and “Fahrenheit 9/11” has just announced a new movie, “Michael Moore in TrumpLand,” which will be released in theaters on Wednesday.

The film is a one-man show that Mr. Moore had originally planned to perform at the Midland Theater in Newark, Ohio. But that did not take place, causing a conflict between Mr. Moore and the management of the theater. Mr. Moore said in a Facebook message that he found another Ohio location to perform the show.

Mr. Moore posted on Twitter about the surprise film on Monday night: