Ilan Mitchell-Smith is an American academic and former actor, best known as a co-star of the film Weird Science (1985) and Andy McCalister in Superboy.

Weird Science is a 1985 American science fantasy comedy film written and directed by John Hughes and starring Anthony Michael Hall, Ilan Mitchell-Smith, and Kelly LeBrock. It is based on the 1951 pre-Code comic "Made of the Future" by Al Feldstein, which appeared in the magazine of the same name. The title song was written and performed by American new wave band Oingo Boingo.