Warning: This list contains references to violence, drug use, and domestic abuse.

Following in the footsteps of 20th-century genre standouts including The Sixth Sense, Seven, and The Silence of the Lambs, the decade following the dawn of the new millennium witnessed the debuts of some of cinema's best thriller movies. The first ten years of the new century played host to many films that have garnered status as some of the most influential and celebrated thriller movies of all time, with titles like The Prestige and The Departed earning rave reviews from fans and critics alike for their stunning quality.

Much like the array of overlooked thrillers from the 1990s, the 2000s also saw the debut of several highly underrated thrillers, contentiously overshadowed by the exploits of the genre's bigger hitters. Regrettably, despite a laundry list of incredible performances, electrifying premises, and unforgettable twists to choose from, many of these...