Jack is a character based of the character from "Jack and the Beanstalk" who appears as one of the six tritagonists of the live-action musical fantasy film Into the Woods.
Jack is an absent-minded and carefree boy who trades his treasured cow, Milky-White, for five magic beans.
When Henry arrives in the Magical Forest, he makes friends with Jack and bonded. After fighting off giants, Jack makes plans to head over to Agrabah as Henry decides to leave for Storybrooke. Sometime later, Jack makes his way to a resistance camp lead by Princess Tiana and reunites with Henry and is introduced to Cinderella. Eventually, when the Dark Curse is cast, Jack is sent to the Land Without Magic.
In Hyperion Heights, he is known as Nick Branson, a man who thinks he is Lucy’s father. He is sought by Jacinda when child services takes Lucy away after Victoria is arrested. As a lawyer, Nick takes on the case and wins it, reuniting Jacinda with Lucy.