Any Potterhead or fan of the movies would look at actor Brendan Gleeson and know that he's Mad-Eye Moody. But how many would piece it together that Bill Weasley is played by Gleeson's own son Domhnall? Despite having a career of his own, Domhnall is proud of being known as "Brendan's son."
Jon Voight is recognized for his performance in Midnight Cowboy and Deliverance, and his daughter Angelina Jolie has made her own mark. In this movie, she looks for her missing archeologist father played by Voight. They have been in two movies together - once when Angelina was a kid - but this is the one where Jolie is already an established actor in her own right.
This is the most recent of father/son ventures between Will and Jaden Smith. Jaden also starred in The Pursuit of Happyness alongside his dad. His sister Willow has even worked alongside daddy at one point.
Kiefer Sutherland of 24 fame has been credited in two movies with his father, the legendary Donald Sutherland. In on of them, 1996's A Time To Kill, they had no screen time together. It was finally in 2016 that they shared the screen.
Jerry Stiller was a riot in every movie and TV show and the master of Festivus. So when his son Ben Stiller brought him along to play as his agent in Zoolander, you know it was gonna be great. They also starred in The Heartbreak Kid as well.
Colin Hanks plays a law school dropout who decides to become an assistant for a mentalist. That dropout's angry dad is played by, you guessed it, Tom Hanks. According to Colin, they're both too busy to talk about the industry when they have a chance to chat.
Ryan O'Neal is known for his performances in Love Story and Barry Lyndon. In the 1973 comedy Paper Moon, he plays a charming swindler that raises a girl that might not be his. The little girl that was stealing scenes from O'Neal was his daughter, Tatum.
If Leslie Mann seemed really comfortable shouting and playing with those little girls throughout the 2012 comedy, it would make sense - she's known them they're whole lives. Her daughters Maude and Iris Apatow star in the movie. Their dad is director/writer Judd Apatow.
Robert Downey Jr.'s climb back to stardom started with Kiss Kiss Bang Bang and his witty descriptions of a noir LA murder mystery. In the flashback scenes of a young Harry Lockhart, It might be worth mentioning that the little boy is no extra. That is RDJ's son, Indio, from his previous marriage.
This is a rare treat - there's three generation of acting in one movie. This early 2000s comedy had two screen legends, Kirk and Michael Douglas. Then to really bring the idea home they added Michael's son Cameron along for the ride.