The new docuseries 'Quiet on Set: The Dark Side of Kids TV' reveals new allegations against prolific Nickelodeon showrunner Dan Schneider. The four-part Investigation Discovery series investigates the career of Schneider, who created Nickelodeon hit programs like 'The Amanda Show,' 'Drake & Josh,' 'Zoey 101,' and 'Victorious' and who helped launch the careers of Kenan Thompson, Amanda Bynes, Victoria Justice, Ariana Grande and others.