The movie introduced several heavy hitters from Marvel lore, some of whom would later be completely reinvented in subsequent films.
While the "free" aspect of the search is common, the safest and highest-quality way to experience X-Men Origins: Wolverine in 2024 is through official streaming platforms.
The movie takes place in the late 19th century and follows the story of James "Logan" Howlett, aka Wolverine (played by Hugh Jackman). The film explores Wolverine's early life, including his childhood in Canada, his relationship with his half-brother Victor Creed (aka Sabretooth), and his involvement in the Weapon X program.
The film tracks Logan’s journey from his mid-19th-century childhood to the infamous Weapon X program.
The most straightforward source for a free copy is MyAbandonware.com. They host the full, cracked ISO of the Uncaged Edition.