Year One (2009) is a prehistoric comedy adventure directed by Harold Ramis, starring Jack Black and Michael Cera as Zed and Oh, two inept hunter-gatherers exiled from their primitive tribe. Their misadventures lead them on an unexpected journey through the ancient world, where they stumble upon iconic biblical figures like Abraham, Cain, and Abel, eventually finding themselves in the notoriously sinful city of Sodom. The film blends slapstick humor with satirical takes on religious stories, positioning its clueless protagonists against the backdrop of foundational myths.

Jack Black delivers his signature boisterous energy as the overconfident Zed, while Michael Cera provides perfect deadpan contrast as the more cautious Oh. Their comedic chemistry drives the film, as they navigate a world they barely understand. The supporting cast, including Hank Azaria, Oliver Platt, and David Cross, adds to the absurdity. Director Harold Ramis, known for classic comedies like Groundhog Day, employs a straightforward approach that lets the jokes and anachronistic humor shine.

While the film received mixed reviews for its uneven script, it remains an entertaining watch for fans of its lead actors or those seeking a lighthearted, silly take on ancient history. The premise offers a unique comedic premise—modern sensibilities colliding with the ancient world—and the brisk 97-minute runtime ensures the comedy doesn't overstay its welcome. Watch Year One for a goofy, low-stakes adventure that doesn't take itself seriously, perfect for a casual movie night with consistent laughs from its talented cast.