Tonton Streaming Nowhere Man (1995) S1E24 - Marathon

Just when he's at the end of his rope, Veil finds new meaning in the "Hidden Agenda" negative when he enlarges a print of it and discovers a previously obscured section. The new clues lead him to Heritage House, a research facility in Washington D.C. and its foreboding Project Marathon. There, he stumbles upon an FBI investigation and is targeted for assassination by more than one enemy.