Back in 2012 Entertainment Weekly held a reunion for ET: The Extraterrestrial, the magical 1982 science fiction film, reuniting director Steven Spielberg with now-adult stars Henry Thomas and Drew Barrymore. It includes a rare behind the scenes moment where Spielberg is discussing the movie's final scene with a then-10 year old Thomas.

Spielberg could give a master class in directing child actors (or even adult actors). Here is the link to the EW post.