Both Rose McIver (Tinkerbell) and David Anders (Dr Whale) would go on to star in iZombie (2015)
Both Robbie Kay (Peter Pan) and David Anders (Dr Whale) had roles in the Heroes franchise. David played Takezo Kensei / Adam Monroe in season 2 of Heroes while Robbie played Tommy Clarke in Heroes Reborn.
The Events of the Flashback in this Episode could have taken place Shortly After The Events of The Season 2's Flashback 'Welcome To Storybrook' Episode