On Fred Hechinger's first day on the set of "Gladiator II," he and his costar Joseph Quinn witnessed Paul Mescal's character face off against a rhino in a bloody battle at the Colosseum.

Wolfhard and Bryk are also starring in the movie, alongside Fred Hechinger (Fear Street trilogy), Abby Quinn (Knock at the Cabin), D’Pharaoh Woon-A-Tai (Reservation Dogs), Adam Pally (The Mindy ...