Based on a true story, that was based on a lie.

Resurrecting the Champ (2007)

Directed by Rod Lurie

Up-and-coming sports reporter rescues a homeless man ("Champ") only to discover that he is, in fact, a boxing legend believed to have passed away. What begins as an opportunity to resurrect Champ's story and escape the shadow of his father's success becomes a personal journey as the ambitious reporter reexamines his own life and his relationship with his family.