New on Prime Video: Primate, The Devil's Mouth and 1 more
The 3 new arrivals on Prime Video this week, from brand-new premieres to fresh catalog additions.
Prime Video's US lineup keeps moving. Here's everything that arrived over the past week and where to start. Current as of July 31, 2026.
Primate2026
Joined Prime Video July 31
College student Lucy and her friends spend their vacation at her family's home in Hawaii, which includes her pet chimpanzee, Ben.
The Devil's Mouth2026
Joined Prime Video July 29
A group of college friends' Thailand adventure turns deadly when they become trapped in submerged caves with a dangerous predator. As oxygen runs low, past conflicts emerge in their desperate fight for survival.
Batman: Caped Crusader
Amazon original — premiered July 31
Season 2