Rebecca learned the truth about her father's killer in Limitless episode 20. 1 / 9
Limitless started life as a 2011 movie starring Bradley Cooper. 2 / 9
His character takes a pill that allows him to use 100% of his brain capacity. 3 / 9
Scarlett Johansson action movie Lucy used a similar concept. 4 / 9
The TV spinoff also featured Cooper's character but with Jake McDorman playing new lead Brian. 5 / 9
Brian is working for Cooper's Morra as an FBI informant but his partner Rebecca demands the truth in episode 20. 6 / 9
She takes the brain pill to take down her father's killer and succeeds in that goal. 7 / 9
Brian also decides to step away from the FBI now the truth is revealed. 8 / 9
Sadly, Limitless was canceled after one season so the possibilities of Rebecca on NZT weren't fully explored. 9 / 9