X-files 1x16 | The

He blames himself for a past mistake that cost a fellow agent's life.

A disgraced doctor used progeria research to reverse Barnett's aging. The X-Files 1x16

This episode shifts the focus from aliens to the horrors of . It highlights: He blames himself for a past mistake that

Episode Recap: "Young at Heart" (1x16) Agent Fox Mulder faces a ghost from his past. John Barnett, a criminal Mulder sent away years ago, is back. But there’s a catch: Barnett should be dead. Even stranger, he seems to be getting younger. 🔍 The Investigation The X-Files 1x16