Trivia: In the party scene at XXX's house after he pulls the stunt with the Corvette, Joshua Todd, the ex-lead singer of Buckcherry, makes a cameo appearance - he never turns around, but you can see the suicide king of hearts tattoo on his back.
Trivia: When Cage goes to the party after his Corvette stunt, he starts talking to a girl with bleach blond hair and two tiger paw tattoos on her chest. This is an appearance by Eve, the famous rapper.
Trivia: In the deleted scene of the plane ride on the DVD, when they are going towards the back where Xander is sitting; if you listen, the movie that is playing is The Fast and the Furious, which Vin Diesel also starred in.
Trivia: Right at the start of the movie, when the spy is being chased, one of the two men chasing him is wearing a Rammstein t-shirt, coincidentally the band playing in the building that the spy breaks into.
Trivia: When the drug lord is threatening to hack off XXX's Achilles tendon, he holds up a rusty machete. The man with the machete is, coincidentally or not, the actor that played "Machete" in the movie Spy Kids (2001).