Actor Joseph Mazzello (the III), who plays Dustin Moskovitz in "The Social Network," was born in Rhinebeck and raised in Hyde Park.
He is the son of Ginnie and Joseph Mazzello, Jr., who own JG Dance in Hyde Park.
Mazzello also played Tim Murphy in "Jurassic Park," and most recently played "Sledgehammer" Eugene Sledge in the HBO miniseries "The Pacific."
He made his directorial debut with "Matters of Life and Death," in which he also stars.
That film also includes David Strathairn, the Oscar-nominated Dutchess County resident who will be in Ellenville on Saturday.