Just Jared: 'Shrek 5' Cast Update: Skyler Gisondo & Marcello Hernandez to Voice Shrek's Sons Farkle & Fergus - Shrek 5 casting news was announced during the 2025 Macy's Thanksgiving Day Parade! - After the giant Shrek balloon appeared in the parade, it was revealed that Skyler Gisondo and Marcello Hernandez ...