Cara (Peyton List) isn't the only one running from her past. Tuesday's Tomorrow People reveals that John (Luke Mitchell) has more than a few dark secrets of his own — including one that could threaten his place among the Tomorrow People.
While a young John was initially happy with his place at Ultra, this week we'll learn the painful reason he couldn't continue playing good son to Jedikiah (Mark Pellegrino) any longer. "Jedikiah essentially experimented on [John] ... and the side effects of that and the effect that it's had on John's life have been pretty tumultuous," Mitchell tells TVGuide.com.
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