Smart Guy is an American sitcom television series centering on the exploits of child prodigy T.J. Henderson (Tahj Mowry), who moves from being an elementary school student in the fourth grade to a high school student in t… See more

Set in Washington, D.C., the show centers on the misadventures of boy genius and youngest child T.J. Henderson (Tahj Mowry), who at the age of 10 moves from elementary school and gets transferred to Piedmont … See more

The lead character (played by Tahj Mowry), T.J. Henderson (whose full first and middle name were not revealed) is the youngest child in his family, portrayed as 10 to 11 years old in seasons 1 and 2, and 12 in season 3. … See more

Tahj Mowry and Omar Gooding are the only main cast members that did not appear in every episode. Tahj Mowry did not appear in the season 3 episode "Get a Job" and Omar Gooding in "A Little Knowledge… See more

After the end of its running on The WB, the series was rerun on Disney Channel from 1999 to 2004. It was also shown on other networks such as BET, ABC Family, Up TV, and MTV2. In other countries, it is also shown on t… See more