It happens all the time: You're binge watching your favorite show on Netflix or having a movie marathon when there's an actor on screen you know you've seen before, somewhere else — but you can't place them.
You could have déjà vu because you've seen the actor's face as another character on a different show or movie, but there's also a strong chance you recognize them because they strongly resemble a celeb sibling.
Yes, folks, nepotism is alive and well in Hollywood — sometimes it's just a little bit undercover.
Turns out there are tons of famous brothers and sisters kickin' around Tinsel Town, they just keep it on the DL most of the time. We're not totally sure why. But we do know one thing: talent is definitely in some people's DNA, because it runs wild through the veins of these celebs.
A version of this article was originally published in May 2016.