Broxholm is the main antagonist in the book My Teacher Is An Alien.  He is an alien who poses as a substitute teacher named "Mr. Smith", intending to kidnap several students for research.  Although he is portrayed as a villain in the first book, he is one of the primary protagonists through the rest of the series.  As a teacher, he is strict, boring, and hates music.

Community content is available under CC-BY-SA unless otherwise noted.