Lucius Fox is a fictional character appearing in Batman comic books by DC Comics. He was created by John Calnan, and first appeared in Batman #307 (January 1979). As a supporting character, he acts as Bruce Wayne's business manager who supposedly unknowingly runs the business interests that supply Batman's equipment needs as well as financing his operations. Lucius Fox has been featured in various media adaptions, most notably by Morgan Freeman in the Christopher Nolan Batman films.