"Believe It Or Not" (Intro) - Theme from "The Greatest American Hero" (MIke Post, Stephen Geyer) is and English album released in 2012. There is one song in "Believe It Or Not" (Intro) - Theme from "The Greatest American Hero" (MIke Post, Stephen Geyer). The song was composed by talented musicians such as Fletcher Sheridan and Dominik Hauser. Listen to all of "Believe It Or Not" (Intro) - Theme from "The Greatest American Hero" (MIke Post, Stephen Geyer) online on JioSaavn.