They played father and son Draco and Lucius Malfoy in the Harry Potter franchise.
And Tom Felton reunited with Jason Isaacs as they took part in a hilarious game of charades in a clip from the former's forthcoming Holiday Home Party special with Veeps, which he shared via Twitter on Wednesday.
The actor, 33, and his former co-star, 57, were left in hysterics as they competed in a game of charades using the mobile game Heads Up.
First up was Jason, who was trying to get Tom to guess that he was holding up a sign that said a 'hippopotamus'.
Back together! Harry Potter star Tom Felton reunited with his on-screen father Jason Isaacs in a hilarious video as they competed in a game of charades on Wednesday