Considering US box office statistics, the most successful Jet Li American film as of August 2010 is Lethal Weapon 4, which grossed over 130 million dollars domestically, while the second is The Expendables with over 103 million dollars. Hero is the third most successful foreign language film in the US, and one of the best critically acclaimed Li movies. Fearless is the sixth most successful foreign language film of all times in the US. From a critical point of view, the best acclaimed Li movie is Fist of Legend (Rotten Tomatoes: 100%) and the worst is The Mummy: Tomb of the Dragon Emperor (Rotten Tomatoes: 13%).
References
Jet Li filmography Wikipedia(Text) CC BY-SA