Actor swap out easter egg!

Maurice is swapped out for a child in his clothes for a brief moment at the bottom of boy's staircase. From 56 minutes 58 seconds to 57 01
Ben Savage possibly?....
Cool easter egg? I think, couldnt find any info on the scene. Maybe Im the only that ever noticed.sleeves are way bigger than the arms in them, 100% not Howie Mandel!