You can take the kid out of Hogwarts, but you can't take Hogwarts out of the kid.

Matthew Lewis (Neville Longbottom). After seeing them work together on the Harry Potter films for a decade, it was fun to see them together again, years after the final film, 2011's "Harry Potter and the Deathly Hallows -- Part 2."

Felton, however, was very low-key about it. He didn't share what the occasion was or even name his former co-stars; he simply wrote, "School mates #hogwartsalumni."

School mates #hogwartsalumni

A post shared by Tom Felton (@t22felton) on

The Hogwarts reunion was sadly missing the majority of the film's other stars -- including Daniel Radcliffe, Rupert Grint, and many more -- but the trio's gathering made us smile nonetheless. A throwback to Hogwarts and J.K. Rowlings's wizarding world is always magical.

[h/t: EW]