Thaddeus Harris started out as a lieutenant in the first film, however he was later promoted to captain. His catchphrase is: "Move it! Move it! Move it!" Harris also afraid of heights like when he and Proctor were window washers for a high rise office tower. Harris enjoys tormenting orders such as the teenagers who were skateboarding in the mall. Harris always badly treated his colleagues and he is willing to do whatever it takes it achieve success.
Harris even worked with Proctor in the fourth, fifth, and sixth film and the animated series.